1457331564 has 24 divisors (see below), whose sum is σ = 3662013040. Its totient is φ = 448409664.

The previous prime is 1457331553. The next prime is 1457331571. The reversal of 1457331564 is 4651337541.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4670779 + ... + 4671090.

Almost surely, 2^1457331564 is an apocalyptic number.

It is an amenable number.

1457331564 is an abundant number, since it is smaller than the sum of its proper divisors (2204681476).

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

1457331564 is a wasteful number, since it uses less digits than its factorization.

1457331564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9341889 (or 9341887 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 1457331564 is about 38175.0122986228. The cubic root of 1457331564 is about 1133.7556310533.

The spelling of 1457331564 in words is "one billion, four hundred fifty-seven million, three hundred thirty-one thousand, five hundred sixty-four".