912694640 has 360 divisors, whose sum is σ = 2801191248. Its totient is φ = 273162240.

The previous prime is 912694633. The next prime is 912694649. The reversal of 912694640 is 46496219.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (912694649) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 48036551 + ... + 48036569.

Almost surely, 2^912694640 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 912694640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1400595624).

912694640 is an abundant number, since it is smaller than the sum of its proper divisors (1888496608).

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

912694640 is a wasteful number, since it uses less digits than its factorization.

912694640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 912694640 is about 30210.8364664072. The cubic root of 912694640 is about 970.0076663581.

The spelling of 912694640 in words is "nine hundred twelve million, six hundred ninety-four thousand, six hundred forty".