950865381 has 12 divisors (see below), whose sum is σ = 1379984320. Its totient is φ = 630904680.

The previous prime is 950865367. The next prime is 950865397. The reversal of 950865381 is 183568059.

950865381 is a `hidden beast` number, since 9 + 508 + 65 + 3 + 81 = 666.

It is not a de Polignac number, because 950865381 - 2¹⁰ = 950864357 is a prime.

It is a super-2 number, since 2×950865381² = 1808289945568550322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (950865341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248461 + ... + 252258.

Almost surely, 2^950865381 is an apocalyptic number.

It is an amenable number.

950865381 is a deficient number, since it is larger than the sum of its proper divisors (429118939).

950865381 is a wasteful number, since it uses less digits than its factorization.

950865381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500936 (or 500933 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 950865381 is about 30836.1051528886. The cubic root of 950865381 is about 983.3459768811.

The spelling of 950865381 in words is "nine hundred fifty million, eight hundred sixty-five thousand, three hundred eighty-one".