42252146 has 16 divisors (see below), whose sum is σ = 64411200. Its totient is φ = 20784048.

The previous prime is 42252137. The next prime is 42252151. The reversal of 42252146 is 64125224.

42252146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59240 + ... + 59948.

It is an arithmetic number, because the mean of its divisors is an integer number (4025700).

Almost surely, 2^42252146 is an apocalyptic number.

42252146 is a deficient number, since it is larger than the sum of its proper divisors (22159054).

42252146 is a wasteful number, since it uses less digits than its factorization.

42252146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153.

The product of its digits is 3840, while the sum is 26.

The square root of 42252146 is about 6500.1650748269. The cubic root of 42252146 is about 348.2968851973.

The spelling of 42252146 in words is "forty-two million, two hundred fifty-two thousand, one hundred forty-six".