1247074364 has 12 divisors (see below), whose sum is σ = 2187446688. Its totient is φ = 622089600.

The previous prime is 1247074363. The next prime is 1247074373. The reversal of 1247074364 is 4634707421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1247074363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359957 + ... + 363404.

It is an arithmetic number, because the mean of its divisors is an integer number (182287224).

Almost surely, 2^1247074364 is an apocalyptic number.

It is an amenable number.

1247074364 is a deficient number, since it is larger than the sum of its proper divisors (940372324).

1247074364 is a wasteful number, since it uses less digits than its factorization.

1247074364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723796 (or 723794 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 1247074364 is about 35313.9400803705. The cubic root of 1247074364 is about 1076.3762762728.

The spelling of 1247074364 in words is "one billion, two hundred forty-seven million, seventy-four thousand, three hundred sixty-four".