913661000 has 64 divisors (see below), whose sum is σ = 2443409280. Its totient is φ = 313252800.

The previous prime is 913660973. The next prime is 913661003. The reversal of 913661000 is 166319.

913661000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (913661003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58262 + ... + 72261.

It is an arithmetic number, because the mean of its divisors is an integer number (38178270).

Almost surely, 2^913661000 is an apocalyptic number.

It is an amenable number.

913661000 is an abundant number, since it is smaller than the sum of its proper divisors (1529748280).

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

913661000 is a wasteful number, since it uses less digits than its factorization.

913661000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130551 (or 130537 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 913661000 is about 30226.8258340170. The cubic root of 913661000 is about 970.3498932581.

The spelling of 913661000 in words is "nine hundred thirteen million, six hundred sixty-one thousand".