867023772 has 48 divisors (see below), whose sum is σ = 2038337280. Its totient is φ = 286835328.

The previous prime is 867023771. The next prime is 867023791. The reversal of 867023772 is 277320768.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867023771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1348083 + ... + 1348725.

It is an arithmetic number, because the mean of its divisors is an integer number (42465360).

Almost surely, 2^867023772 is an apocalyptic number.

It is an amenable number.

867023772 is an abundant number, since it is smaller than the sum of its proper divisors (1171313508).

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

867023772 is a wasteful number, since it uses less digits than its factorization.

867023772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 867023772 is about 29445.2673956274. The cubic root of 867023772 is about 953.5504344700.

The spelling of 867023772 in words is "eight hundred sixty-seven million, twenty-three thousand, seven hundred seventy-two".