42297164 has 24 divisors (see below), whose sum is σ = 91102368. Its totient is φ = 16732800.

The previous prime is 42297131. The next prime is 42297169. The reversal of 42297164 is 46179224.

It is not an unprimeable number, because it can be changed into a prime (42297169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57737 + ... + 58464.

It is an arithmetic number, because the mean of its divisors is an integer number (3795932).

Almost surely, 2^42297164 is an apocalyptic number.

It is an amenable number.

42297164 is an abundant number, since it is smaller than the sum of its proper divisors (48805204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42297164 is a wasteful number, since it uses less digits than its factorization.

42297164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116225 (or 116223 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 42297164 is about 6503.6269880737. The cubic root of 42297164 is about 348.4205401694.

The spelling of 42297164 in words is "forty-two million, two hundred ninety-seven thousand, one hundred sixty-four".