913945464 has 32 divisors (see below), whose sum is σ = 2538738000. Its totient is φ = 304648416.

The previous prime is 913945463. The next prime is 913945507. The reversal of 913945464 is 464549319.

913945464 is a `hidden beast` number, since 9 + 13 + 94 + 546 + 4 = 666.

It is a super-2 number, since 2×913945464² = 1670592622332350592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913945463) 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, 2115399 + ... + 2115830.

Almost surely, 2^913945464 is an apocalyptic number.

It is an amenable number.

913945464 is an abundant number, since it is smaller than the sum of its proper divisors (1624792536).

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

913945464 is a wasteful number, since it uses less digits than its factorization.

913945464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4231244 (or 4231234 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 913945464 is about 30231.5309569330. The cubic root of 913945464 is about 970.4505874142.

The spelling of 913945464 in words is "nine hundred thirteen million, nine hundred forty-five thousand, four hundred sixty-four".