375503681 has 8 divisors (see below), whose sum is σ = 447805824. Its totient is φ = 307866240.

The previous prime is 375503663. The next prime is 375503699. The reversal of 375503681 is 186305573.

It is an interprime number because it is at equal distance from previous prime (375503663) and next prime (375503699).

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

It is a cyclic number.

It is not a de Polignac number, because 375503681 - 2¹⁴ = 375487297 is a prime.

It is a super-2 number, since 2×375503681² = 282006028889099522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (375503581) 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, 1166000 + ... + 1166321.

It is an arithmetic number, because the mean of its divisors is an integer number (55975728).

Almost surely, 2^375503681 is an apocalyptic number.

It is an amenable number.

375503681 is a deficient number, since it is larger than the sum of its proper divisors (72302143).

375503681 is a wasteful number, since it uses less digits than its factorization.

375503681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332351.

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

The square root of 375503681 is about 19377.9173545559. The cubic root of 375503681 is about 721.4475001368.

The spelling of 375503681 in words is "three hundred seventy-five million, five hundred three thousand, six hundred eighty-one".