357997838 has 8 divisors (see below), whose sum is σ = 585814680. Its totient is φ = 162726280.

The previous prime is 357997831. The next prime is 357997853. The reversal of 357997838 is 838799753.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (357997831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8136293 + ... + 8136336.

It is an arithmetic number, because the mean of its divisors is an integer number (73226835).

Almost surely, 2^357997838 is an apocalyptic number.

357997838 is a deficient number, since it is larger than the sum of its proper divisors (227816842).

357997838 is a wasteful number, since it uses less digits than its factorization.

357997838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16272642.

The product of its digits is 11430720, while the sum is 59.

The square root of 357997838 is about 18920.8307957130. The cubic root of 357997838 is about 710.0574165033.

The spelling of 357997838 in words is "three hundred fifty-seven million, nine hundred ninety-seven thousand, eight hundred thirty-eight".