352260631 has 4 divisors (see below), whose sum is σ = 358907112. Its totient is φ = 345614152.

The previous prime is 352260619. The next prime is 352260647. The reversal of 352260631 is 136062253.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 136062253 = 79 ⋅1722307.

It is a cyclic number.

It is not a de Polignac number, because 352260631 - 2⁵ = 352260599 is a prime.

It is a super-2 number, since 2×352260631² = 248175104305036322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 352260631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352260661) 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, 3323161 + ... + 3323266.

It is an arithmetic number, because the mean of its divisors is an integer number (89726778).

Almost surely, 2^352260631 is an apocalyptic number.

352260631 is a deficient number, since it is larger than the sum of its proper divisors (6646481).

352260631 is an equidigital number, since it uses as much as digits as its factorization.

352260631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6646480.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 352260631 is about 18768.6075935323. The cubic root of 352260631 is about 706.2438888865.

The spelling of 352260631 in words is "three hundred fifty-two million, two hundred sixty thousand, six hundred thirty-one".