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3922201 = 15672503
BaseRepresentation
bin1110111101100100011001
321101021020201
432331210121
52001002301
6220022201
745223663
oct16754431
97337221
103922201
112239898
121391961
13a7433a
14741533
15527201
hex3bd919

3922201 has 4 divisors (see below), whose sum is σ = 3926272. Its totient is φ = 3918132.

The previous prime is 3922187. The next prime is 3922207. The reversal of 3922201 is 1022293.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1022293 = 5917327.

It is a cyclic number.

It is not a de Polignac number, because 3922201 - 25 = 3922169 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3922207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316 + ... + 2818.

It is an arithmetic number, because the mean of its divisors is an integer number (981568).

Almost surely, 23922201 is an apocalyptic number.

It is an amenable number.

3922201 is a deficient number, since it is larger than the sum of its proper divisors (4071).

3922201 is a wasteful number, since it uses less digits than its factorization.

3922201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3922201 is about 1980.4547457592. The cubic root of 3922201 is about 157.7042081167.

Adding to 3922201 its reverse (1022293), we get a palindrome (4944494).

The spelling of 3922201 in words is "three million, nine hundred twenty-two thousand, two hundred one".

Divisors: 1 1567 2503 3922201