1491606364 has 12 divisors (see below), whose sum is σ = 2630865664. Its totient is φ = 739930464.

The previous prime is 1491606353. The next prime is 1491606377. The reversal of 1491606364 is 4636061941.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467609 + ... + 1468624.

Almost surely, 2^1491606364 is an apocalyptic number.

It is an amenable number.

1491606364 is a deficient number, since it is larger than the sum of its proper divisors (1139259300).

1491606364 is a wasteful number, since it uses less digits than its factorization.

1491606364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936364 (or 2936362 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 1491606364 is about 38621.3200706553. The cubic root of 1491606364 is about 1142.5750664351.

The spelling of 1491606364 in words is "one billion, four hundred ninety-one million, six hundred six thousand, three hundred sixty-four".