42893292 has 24 divisors (see below), whose sum is σ = 107783536. Its totient is φ = 13197888.

The previous prime is 42893273. The next prime is 42893299. The reversal of 42893292 is 29239824.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 42893292.

It is not an unprimeable number, because it can be changed into a prime (42893299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137323 + ... + 137634.

Almost surely, 2^42893292 is an apocalyptic number.

It is an amenable number.

42893292 is an abundant number, since it is smaller than the sum of its proper divisors (64890244).

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

42893292 is a wasteful number, since it uses less digits than its factorization.

42893292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274977 (or 274975 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 42893292 is about 6549.2970615174. The cubic root of 42893292 is about 350.0497670729.

The spelling of 42893292 in words is "forty-two million, eight hundred ninety-three thousand, two hundred ninety-two".