77006956 has 12 divisors (see below), whose sum is σ = 145128592. Its totient is φ = 35541648.

The previous prime is 77006927. The next prime is 77006987. The reversal of 77006956 is 65960077.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740400 + ... + 740503.

Almost surely, 2^77006956 is an apocalyptic number.

It is an amenable number.

77006956 is a deficient number, since it is larger than the sum of its proper divisors (68121636).

77006956 is a wasteful number, since it uses less digits than its factorization.

77006956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480920 (or 1480918 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 40.

The square root of 77006956 is about 8775.3607333260. The cubic root of 77006956 is about 425.4448969725. Note that the first 3 decimals are identical.

The spelling of 77006956 in words is "seventy-seven million, six thousand, nine hundred fifty-six".