913133816 has 48 divisors (see below), whose sum is σ = 1995098040. Its totient is φ = 390667200.

The previous prime is 913133807. The next prime is 913133843. The reversal of 913133816 is 618331319.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273131 + ... + 276453.

Almost surely, 2^913133816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 913133816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (997549020).

913133816 is an abundant number, since it is smaller than the sum of its proper divisors (1081964224).

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

913133816 is a wasteful number, since it uses less digits than its factorization.

913133816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4044 (or 4033 counting only the distinct ones).

The product of its digits is 11664, while the sum is 35.

The square root of 913133816 is about 30218.1041099537. The cubic root of 913133816 is about 970.1632261541.

The spelling of 913133816 in words is "nine hundred thirteen million, one hundred thirty-three thousand, eight hundred sixteen".