352457997 has 8 divisors (see below), whose sum is σ = 472827744. Its totient is φ = 233530128.

The previous prime is 352457977. The next prime is 352458013. The reversal of 352457997 is 799754253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 352457997 - 2⁶ = 352457933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352457927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359898 + ... + 360875.

It is an arithmetic number, because the mean of its divisors is an integer number (59103468).

Almost surely, 2^352457997 is an apocalyptic number.

It is an amenable number.

352457997 is a deficient number, since it is larger than the sum of its proper divisors (120369747).

352457997 is a wasteful number, since it uses less digits than its factorization.

352457997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720939.

The product of its digits is 2381400, while the sum is 51.

The square root of 352457997 is about 18773.8647326543. The cubic root of 352457997 is about 706.3757633139.

The spelling of 352457997 in words is "three hundred fifty-two million, four hundred fifty-seven thousand, nine hundred ninety-seven".