975643948 has 12 divisors (see below), whose sum is σ = 1710645160. Its totient is φ = 486888192.

The previous prime is 975643931. The next prime is 975643979. The reversal of 975643948 is 849346579.

It is a super-2 number, since 2×975643948² = 1903762226538053408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231093 + ... + 235276.

Almost surely, 2^975643948 is an apocalyptic number.

It is an amenable number.

975643948 is a deficient number, since it is larger than the sum of its proper divisors (735001212).

975643948 is a wasteful number, since it uses less digits than its factorization.

975643948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466896 (or 466894 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 55.

The square root of 975643948 is about 31235.2997104238. The cubic root of 975643948 is about 991.8144963463.

The spelling of 975643948 in words is "nine hundred seventy-five million, six hundred forty-three thousand, nine hundred forty-eight".