2147504164 has 12 divisors (see below), whose sum is σ = 4047219484. Its totient is φ = 991155744.

The previous prime is 2147504153. The next prime is 2147504171. The reversal of 2147504164 is 4614057412.

It can be written as a sum of positive squares in 2 ways, for example, as 430230564 + 1717273600 = 20742^2 + 41440^2 .

It is a super-2 number, since 2×2147504164² = 9223548268794677792, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20649027 + ... + 20649130.

Almost surely, 2^2147504164 is an apocalyptic number.

It is an amenable number.

2147504164 is a deficient number, since it is larger than the sum of its proper divisors (1899715320).

2147504164 is a wasteful number, since it uses less digits than its factorization.

2147504164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41298174 (or 41298172 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 2147504164 is about 46341.1713706074. The cubic root of 2147504164 is about 1290.1632635941.

The spelling of 2147504164 in words is "two billion, one hundred forty-seven million, five hundred four thousand, one hundred sixty-four".