2621201 has 4 divisors (see below), whose sum is σ = 2859504. Its totient is φ = 2382900.

The previous prime is 2621197. The next prime is 2621207. The reversal of 2621201 is 1021262.

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.

It is a cyclic number.

It is not a de Polignac number, because 2621201 - 2² = 2621197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2621207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119135 + ... + 119156.

It is an arithmetic number, because the mean of its divisors is an integer number (714876).

2^2621201 is an apocalyptic number.

It is an amenable number.

2621201 is a deficient number, since it is larger than the sum of its proper divisors (238303).

2621201 is a wasteful number, since it uses less digits than its factorization.

2621201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238302.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2621201 is about 1619.0123532574. The cubic root of 2621201 is about 137.8796296873.

Adding to 2621201 its reverse (1021262), we get a palindrome (3642463).

The spelling of 2621201 in words is "two million, six hundred twenty-one thousand, two hundred one".