77022486 has 12 divisors (see below), whose sum is σ = 166882092. Its totient is φ = 25674156.

The previous prime is 77022481. The next prime is 77022511. The reversal of 77022486 is 68422077.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 77022486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77022481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2139496 + ... + 2139531.

It is an arithmetic number, because the mean of its divisors is an integer number (13906841).

Almost surely, 2^77022486 is an apocalyptic number.

77022486 is an abundant number, since it is smaller than the sum of its proper divisors (89859606).

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

77022486 is a wasteful number, since it uses less digits than its factorization.

77022486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279035 (or 4279032 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 77022486 is about 8776.2455526267. The cubic root of 77022486 is about 425.4734948875.

The spelling of 77022486 in words is "seventy-seven million, twenty-two thousand, four hundred eighty-six".