1264452572 has 6 divisors (see below), whose sum is σ = 2212792008. Its totient is φ = 632226284.

The previous prime is 1264452557. The next prime is 1264452589. The reversal of 1264452572 is 2752544621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158056568 + ... + 158056575.

It is an arithmetic number, because the mean of its divisors is an integer number (368798668).

Almost surely, 2^1264452572 is an apocalyptic number.

It is an amenable number.

1264452572 is a deficient number, since it is larger than the sum of its proper divisors (948339436).

1264452572 is a wasteful number, since it uses less digits than its factorization.

1264452572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316113147 (or 316113145 counting only the distinct ones).

The product of its digits is 134400, while the sum is 38.

The square root of 1264452572 is about 35559.1418906587. The cubic root of 1264452572 is about 1081.3530629281.

The spelling of 1264452572 in words is "one billion, two hundred sixty-four million, four hundred fifty-two thousand, five hundred seventy-two".