761400768 has 28 divisors (see below), whose sum is σ = 2014540040. Its totient is φ = 253800192.

The previous prime is 761400751. The next prime is 761400779. The reversal of 761400768 is 867004167.

It is a super-2 number, since 2×761400768² = 1159462259021979648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1982623 + ... + 1983006.

Almost surely, 2^761400768 is an apocalyptic number.

It is an amenable number.

761400768 is an abundant number, since it is smaller than the sum of its proper divisors (1253139272).

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

761400768 is a wasteful number, since it uses less digits than its factorization.

761400768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965644 (or 3965634 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 761400768 is about 27593.4914064893. The cubic root of 761400768 is about 913.1408468331.

The spelling of 761400768 in words is "seven hundred sixty-one million, four hundred thousand, seven hundred sixty-eight".