351628 has 12 divisors (see below), whose sum is σ = 651672. Its totient is φ = 165440.

The previous prime is 351599. The next prime is 351643. The reversal of 351628 is 826153.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2518 + ... + 2653.

It is an arithmetic number, because the mean of its divisors is an integer number (54306).

2³⁵¹⁶²⁸ is an apocalyptic number.

It is an amenable number.

351628 is a deficient number, since it is larger than the sum of its proper divisors (300044).

351628 is a wasteful number, since it uses less digits than its factorization.

351628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5192 (or 5190 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 351628 is about 592.9822931589. The cubic root of 351628 is about 70.5820850306.

It can be divided in two parts, 351 and 628, that added together give a palindrome (979).

The spelling of 351628 in words is "three hundred fifty-one thousand, six hundred twenty-eight".