42953164 has 24 divisors (see below), whose sum is σ = 77249088. Its totient is φ = 20890320.

The previous prime is 42953153. The next prime is 42953177. The reversal of 42953164 is 46135924.

It is a happy number.

It is a super-2 number, since 2×42953164² = 3689948595221792, which contains 22 as substring.

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, 21279 + ... + 23209.

It is an arithmetic number, because the mean of its divisors is an integer number (3218712).

Almost surely, 2^42953164 is an apocalyptic number.

It is an amenable number.

42953164 is a deficient number, since it is larger than the sum of its proper divisors (34295924).

42953164 is a wasteful number, since it uses less digits than its factorization.

42953164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085 (or 2083 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 42953164 is about 6553.8663398028. The cubic root of 42953164 is about 350.2125620371.

The spelling of 42953164 in words is "forty-two million, nine hundred fifty-three thousand, one hundred sixty-four".