1332639064 has 16 divisors (see below), whose sum is σ = 2566231200. Its totient is φ = 648310752.

The previous prime is 1332639037. The next prime is 1332639089. The reversal of 1332639064 is 4609362331.

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 2250784 + ... + 2251375.

It is an arithmetic number, because the mean of its divisors is an integer number (160389450).

Almost surely, 2^1332639064 is an apocalyptic number.

It is an amenable number.

1332639064 is a deficient number, since it is larger than the sum of its proper divisors (1233592136).

1332639064 is a wasteful number, since it uses less digits than its factorization.

1332639064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4502202 (or 4502198 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 1332639064 is about 36505.3292547814. The cubic root of 1332639064 is about 1100.4513475619.

The spelling of 1332639064 in words is "one billion, three hundred thirty-two million, six hundred thirty-nine thousand, sixty-four".