2164157374 has 16 divisors (see below), whose sum is σ = 3309461712. Its totient is φ = 1061027968.

The previous prime is 2164157299. The next prime is 2164157383. The reversal of 2164157374 is 4737514612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207222 + ... + 217414.

It is an arithmetic number, because the mean of its divisors is an integer number (206841357).

Almost surely, 2^2164157374 is an apocalyptic number.

2164157374 is a deficient number, since it is larger than the sum of its proper divisors (1145304338).

2164157374 is a wasteful number, since it uses less digits than its factorization.

2164157374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12251.

The product of its digits is 141120, while the sum is 40.

The square root of 2164157374 is about 46520.5048768820. The cubic root of 2164157374 is about 1293.4896149907.

The spelling of 2164157374 in words is "two billion, one hundred sixty-four million, one hundred fifty-seven thousand, three hundred seventy-four".