961776474 has 16 divisors (see below), whose sum is σ = 1989882720. Its totient is φ = 309537200.

The previous prime is 961776469. The next prime is 961776481. The reversal of 961776474 is 474677169.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2763552 + ... + 2763899.

It is an arithmetic number, because the mean of its divisors is an integer number (124367670).

Almost surely, 2^961776474 is an apocalyptic number.

961776474 is an abundant number, since it is smaller than the sum of its proper divisors (1028106246).

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

961776474 is a wasteful number, since it uses less digits than its factorization.

961776474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527485.

The product of its digits is 1778112, while the sum is 51.

The square root of 961776474 is about 31012.5212454583. The cubic root of 961776474 is about 987.0929494497.

The spelling of 961776474 in words is "nine hundred sixty-one million, seven hundred seventy-six thousand, four hundred seventy-four".