3420202 has 16 divisors (see below), whose sum is σ = 5365800. Its totient is φ = 1632960.

The previous prime is 3420191. The next prime is 3420203. The reversal of 3420202 is 2020243.

It can be written as a sum of positive squares in 4 ways, for example, as 3059001 + 361201 = 1749^2 + 601^2 .

It is not an unprimeable number, because it can be changed into a prime (3420203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6052 + ... + 6592.

Almost surely, 2^3420202 is an apocalyptic number.

3420202 is a deficient number, since it is larger than the sum of its proper divisors (1945598).

3420202 is a wasteful number, since it uses less digits than its factorization.

3420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 3420202 is about 1849.3788146294. The cubic root of 3420202 is about 150.6666916838. Note that the first 4 decimals are identical.

Adding to 3420202 its reverse (2020243), we get a palindrome (5440445).

The spelling of 3420202 in words is "three million, four hundred twenty thousand, two hundred two".