351628442 has 16 divisors (see below), whose sum is σ = 609239232. Its totient is φ = 150429120.

The previous prime is 351628411. The next prime is 351628457. The reversal of 351628442 is 244826153.

It is a super-2 number, since 2×351628442² = 247285122446694728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469718 + ... + 470465.

It is an arithmetic number, because the mean of its divisors is an integer number (38077452).

Almost surely, 2^351628442 is an apocalyptic number.

351628442 is a deficient number, since it is larger than the sum of its proper divisors (257610790).

351628442 is a wasteful number, since it uses less digits than its factorization.

351628442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940213.

The product of its digits is 46080, while the sum is 35.

The square root of 351628442 is about 18751.7583708835. The cubic root of 351628442 is about 705.8211460472.

The spelling of 351628442 in words is "three hundred fifty-one million, six hundred twenty-eight thousand, four hundred forty-two".