1264550604 has 24 divisors (see below), whose sum is σ = 3013398528. Its totient is φ = 412548240.

The previous prime is 1264550587. The next prime is 1264550629. The reversal of 1264550604 is 4060554621.

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, 1120492 + ... + 1121619.

It is an arithmetic number, because the mean of its divisors is an integer number (125558272).

Almost surely, 2^1264550604 is an apocalyptic number.

It is an amenable number.

1264550604 is an abundant number, since it is smaller than the sum of its proper divisors (1748847924).

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

1264550604 is a wasteful number, since it uses less digits than its factorization.

1264550604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242165 (or 2242163 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1264550604 is about 35560.5202999056. The cubic root of 1264550604 is about 1081.3810076863.

The spelling of 1264550604 in words is "one billion, two hundred sixty-four million, five hundred fifty thousand, six hundred four".