402253201 has 12 divisors (see below), whose sum is σ = 495453348. Its totient is φ = 324506112.

The previous prime is 402253177. The next prime is 402253207. The reversal of 402253201 is 102352204.

It can be written as a sum of positive squares in 2 ways, for example, as 316875601 + 85377600 = 17801^2 + 9240^2 .

It is not a de Polignac number, because 402253201 - 2⁹ = 402252689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402253207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 240616 + ... + 242281.

It is an arithmetic number, because the mean of its divisors is an integer number (41287779).

Almost surely, 2^402253201 is an apocalyptic number.

It is an amenable number.

402253201 is a deficient number, since it is larger than the sum of its proper divisors (93200147).

402253201 is a wasteful number, since it uses less digits than its factorization.

402253201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482928 (or 482921 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 402253201 is about 20056.2509208476. The cubic root of 402253201 is about 738.1871873596.

The spelling of 402253201 in words is "four hundred two million, two hundred fifty-three thousand, two hundred one".