42626423 has 6 divisors (see below), whose sum is σ = 49585896. Its totient is φ = 36536892.

The previous prime is 42626417. The next prime is 42626453. The reversal of 42626423 is 32462624.

It is not a de Polignac number, because 42626423 - 2⁸ = 42626167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42626453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 434915 + ... + 435012.

It is an arithmetic number, because the mean of its divisors is an integer number (8264316).

Almost surely, 2^42626423 is an apocalyptic number.

42626423 is a deficient number, since it is larger than the sum of its proper divisors (6959473).

42626423 is an equidigital number, since it uses as much as digits as its factorization.

42626423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869941 (or 869934 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

The square root of 42626423 is about 6528.8914066632. The cubic root of 42626423 is about 349.3222885819.

The spelling of 42626423 in words is "forty-two million, six hundred twenty-six thousand, four hundred twenty-three".