772089892 has 24 divisors (see below), whose sum is σ = 1544970560. Its totient is φ = 330726240.

The previous prime is 772089887. The next prime is 772089893. The reversal of 772089892 is 298980277.

It is a super-2 number, since 2×772089892² = 1192245602657143328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (772089893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59659 + ... + 71437.

Almost surely, 2^772089892 is an apocalyptic number.

It is an amenable number.

772089892 is an abundant number, since it is smaller than the sum of its proper divisors (772880668).

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

772089892 is a wasteful number, since it uses less digits than its factorization.

772089892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14131 (or 14129 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 772089892 is about 27786.5055737493. The cubic root of 772089892 is about 917.3941271713.

The spelling of 772089892 in words is "seven hundred seventy-two million, eighty-nine thousand, eight hundred ninety-two".