352521974 has 48 divisors (see below), whose sum is σ = 636702768. Its totient is φ = 145873728.

The previous prime is 352521973. The next prime is 352521997. The reversal of 352521974 is 479125253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352521971) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347492 + ... + 348504.

It is an arithmetic number, because the mean of its divisors is an integer number (13264641).

Almost surely, 2^352521974 is an apocalyptic number.

352521974 is a deficient number, since it is larger than the sum of its proper divisors (284180794).

352521974 is a wasteful number, since it uses less digits than its factorization.

352521974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149 (or 1142 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 352521974 is about 18775.5685399937. The cubic root of 352521974 is about 706.4185003857.

The spelling of 352521974 in words is "three hundred fifty-two million, five hundred twenty-one thousand, nine hundred seventy-four".