961285604 has 24 divisors (see below), whose sum is σ = 1829351160. Its totient is φ = 440142336.

The previous prime is 961285583. The next prime is 961285609. The reversal of 961285604 is 406582169.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 731702500 + 229583104 = 27050^2 + 15152^2 .

It is not an unprimeable number, because it can be changed into a prime (961285609) 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, 188519 + ... + 193550.

It is an arithmetic number, because the mean of its divisors is an integer number (76222965).

Almost surely, 2^961285604 is an apocalyptic number.

It is an amenable number.

961285604 is a deficient number, since it is larger than the sum of its proper divisors (868065556).

961285604 is a wasteful number, since it uses less digits than its factorization.

961285604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382127 (or 382125 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 961285604 is about 31004.6061739220. The cubic root of 961285604 is about 986.9249905443.

The spelling of 961285604 in words is "nine hundred sixty-one million, two hundred eighty-five thousand, six hundred four".