375646442 has 16 divisors (see below), whose sum is σ = 592607232. Its totient is φ = 178239600.

The previous prime is 375646423. The next prime is 375646477. The reversal of 375646442 is 244646573.

It is a super-2 number, since 2×375646442² = 282220498774518728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 375646442.

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, 26309 + ... + 37992.

It is an arithmetic number, because the mean of its divisors is an integer number (37037952).

Almost surely, 2^375646442 is an apocalyptic number.

375646442 is a deficient number, since it is larger than the sum of its proper divisors (216960790).

375646442 is a wasteful number, since it uses less digits than its factorization.

375646442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64453.

The product of its digits is 483840, while the sum is 41.

The square root of 375646442 is about 19381.6006046972. The cubic root of 375646442 is about 721.5389164772.

The spelling of 375646442 in words is "three hundred seventy-five million, six hundred forty-six thousand, four hundred forty-two".