961940466 has 12 divisors (see below), whose sum is σ = 2084204382. Its totient is φ = 320646816.

The previous prime is 961940453. The next prime is 961940471. The reversal of 961940466 is 664049169.

It can be written as a sum of positive squares in only one way, i.e., 956108241 + 5832225 = 30921^2 + 2415^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26720551 + ... + 26720586.

Almost surely, 2^961940466 is an apocalyptic number.

961940466 is an abundant number, since it is smaller than the sum of its proper divisors (1122263916).

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

961940466 is a wasteful number, since it uses less digits than its factorization.

961940466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53441145 (or 53441142 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 961940466 is about 31015.1650970940. The cubic root of 961940466 is about 987.1490491609.

The spelling of 961940466 in words is "nine hundred sixty-one million, nine hundred forty thousand, four hundred sixty-six".