7400164 has 6 divisors (see below), whose sum is σ = 12950294. Its totient is φ = 3700080.

The previous prime is 7400153. The next prime is 7400189. The reversal of 7400164 is 4610047.

It can be written as a sum of positive squares in only one way, i.e., 7398400 + 1764 = 2720^2 + 42^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 925017 + ... + 925024.

Almost surely, 2^7400164 is an apocalyptic number.

It is an amenable number.

7400164 is a deficient number, since it is larger than the sum of its proper divisors (5550130).

7400164 is a wasteful number, since it uses less digits than its factorization.

7400164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850045 (or 1850043 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 7400164 is about 2720.3242453796. The cubic root of 7400164 is about 194.8709556034.

The spelling of 7400164 in words is "seven million, four hundred thousand, one hundred sixty-four".