961788364 has 24 divisors (see below), whose sum is σ = 1743462000. Its totient is φ = 463700160.

The previous prime is 961788329. The next prime is 961788367. The reversal of 961788364 is 463887169.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (961788367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90187 + ... + 100285.

It is an arithmetic number, because the mean of its divisors is an integer number (72644250).

Almost surely, 2^961788364 is an apocalyptic number.

It is an amenable number.

961788364 is a deficient number, since it is larger than the sum of its proper divisors (781673636).

961788364 is a wasteful number, since it uses less digits than its factorization.

961788364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953 (or 10951 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The square root of 961788364 is about 31012.7129416309. The cubic root of 961788364 is about 987.0970170916.

The spelling of 961788364 in words is "nine hundred sixty-one million, seven hundred eighty-eight thousand, three hundred sixty-four".