815166948 has 48 divisors (see below), whose sum is σ = 1966469120. Its totient is φ = 262548000.

The previous prime is 815166923. The next prime is 815166991. The reversal of 815166948 is 849661518.

815166948 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×815166948² = 1328994306223269408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 815166897 and 815166906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318273 + ... + 320823.

Almost surely, 2^815166948 is an apocalyptic number.

It is an amenable number.

815166948 is an abundant number, since it is smaller than the sum of its proper divisors (1151302172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

815166948 is a wasteful number, since it uses less digits than its factorization.

815166948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448 (or 3446 counting only the distinct ones).

The product of its digits is 414720, while the sum is 48.

The square root of 815166948 is about 28551.1286642052. The cubic root of 815166948 is about 934.1476396182.

The spelling of 815166948 in words is "eight hundred fifteen million, one hundred sixty-six thousand, nine hundred forty-eight".