770506947 has 24 divisors (see below), whose sum is σ = 1272677120. Its totient is φ = 440037360.

The previous prime is 770506931. The next prime is 770507009. The reversal of 770506947 is 749605077.

It is not a de Polignac number, because 770506947 - 2⁴ = 770506931 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (770506747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204204 + ... + 207942.

Almost surely, 2^770506947 is an apocalyptic number.

770506947 is a deficient number, since it is larger than the sum of its proper divisors (502170173).

770506947 is a wasteful number, since it uses less digits than its factorization.

770506947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7023 (or 7020 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The square root of 770506947 is about 27758.0068989112. The cubic root of 770506947 is about 916.7667485804.

The spelling of 770506947 in words is "seven hundred seventy million, five hundred six thousand, nine hundred forty-seven".