1264373630 has 16 divisors (see below), whose sum is σ = 2450939904. Its totient is φ = 466845600.

The previous prime is 1264373597. The next prime is 1264373653. The reversal of 1264373630 is 363734621.

It is a congruent number.

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, 4862846 + ... + 4863105.

It is an arithmetic number, because the mean of its divisors is an integer number (153183744).

Almost surely, 2^1264373630 is an apocalyptic number.

1264373630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1264373630 is a deficient number, since it is larger than the sum of its proper divisors (1186566274).

1264373630 is a wasteful number, since it uses less digits than its factorization.

1264373630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9725971.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 1264373630 is about 35558.0318634201. The cubic root of 1264373630 is about 1081.3305588680.

The spelling of 1264373630 in words is "one billion, two hundred sixty-four million, three hundred seventy-three thousand, six hundred thirty".