776526972 has 48 divisors (see below), whose sum is σ = 1954112160. Its totient is φ = 238583808.

The previous prime is 776526953. The next prime is 776526973. The reversal of 776526972 is 279625677.

It is a hoax number, since the sum of its digits (51) 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 (776526973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116728 + ... + 123200.

It is an arithmetic number, because the mean of its divisors is an integer number (40710670).

Almost surely, 2^776526972 is an apocalyptic number.

It is an amenable number.

776526972 is an abundant number, since it is smaller than the sum of its proper divisors (1177585188).

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

776526972 is a wasteful number, since it uses less digits than its factorization.

776526972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7262 (or 7260 counting only the distinct ones).

The product of its digits is 2222640, while the sum is 51.

The square root of 776526972 is about 27866.2335452784. The cubic root of 776526972 is about 919.1481450083.

The spelling of 776526972 in words is "seven hundred seventy-six million, five hundred twenty-six thousand, nine hundred seventy-two".