864272952 has 48 divisors (see below), whose sum is σ = 2344483440. Its totient is φ = 287630208.

The previous prime is 864272951. The next prime is 864272957. The reversal of 864272952 is 259272468.

It is a junction number, because it is equal to n+sod(n) for n = 864272898 and 864272907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864272951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37308 + ... + 55860.

It is an arithmetic number, because the mean of its divisors is an integer number (48843405).

Almost surely, 2^864272952 is an apocalyptic number.

It is an amenable number.

864272952 is an abundant number, since it is smaller than the sum of its proper divisors (1480210488).

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

864272952 is a wasteful number, since it uses less digits than its factorization.

864272952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19212 (or 19205 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 864272952 is about 29398.5195545626. The cubic root of 864272952 is about 952.5409179107.

The spelling of 864272952 in words is "eight hundred sixty-four million, two hundred seventy-two thousand, nine hundred fifty-two".