864263048 has 32 divisors (see below), whose sum is σ = 1769580000. Its totient is φ = 392453760.

The previous prime is 864263041. The next prime is 864263107. The reversal of 864263048 is 840362468.

It is a super-2 number, since 2×864263048² = 1493901232276500608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 864262996 and 864263014.

It is not an unprimeable number, because it can be changed into a prime (864263041) 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, 95003 + ... + 103701.

It is an arithmetic number, because the mean of its divisors is an integer number (55299375).

Almost surely, 2^864263048 is an apocalyptic number.

864263048 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

864263048 is an abundant number, since it is smaller than the sum of its proper divisors (905316952).

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

864263048 is a wasteful number, since it uses less digits than its factorization.

864263048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9845 (or 9841 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 864263048 is about 29398.3511102239. The cubic root of 864263048 is about 952.5372793992.

The spelling of 864263048 in words is "eight hundred sixty-four million, two hundred sixty-three thousand, forty-eight".