42292923 has 8 divisors (see below), whose sum is σ = 59707728. Its totient is φ = 26536704.

The previous prime is 42292919. The next prime is 42292937. The reversal of 42292923 is 32929224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42292923 - 2² = 42292919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42292973) 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, 414586 + ... + 414687.

It is an arithmetic number, because the mean of its divisors is an integer number (7463466).

Almost surely, 2^42292923 is an apocalyptic number.

42292923 is a deficient number, since it is larger than the sum of its proper divisors (17414805).

42292923 is a wasteful number, since it uses less digits than its factorization.

42292923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829293.

The product of its digits is 15552, while the sum is 33.

The square root of 42292923 is about 6503.3009310657. The cubic root of 42292923 is about 348.4088947795.

The spelling of 42292923 in words is "forty-two million, two hundred ninety-two thousand, nine hundred twenty-three".