42626402 has 16 divisors (see below), whose sum is σ = 78695232. Its totient is φ = 16863120.

The previous prime is 42626371. The next prime is 42626411. The reversal of 42626402 is 20462624.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116924 + ... + 117287.

It is an arithmetic number, because the mean of its divisors is an integer number (4918452).

Almost surely, 2^42626402 is an apocalyptic number.

42626402 is a deficient number, since it is larger than the sum of its proper divisors (36068830).

42626402 is a wasteful number, since it uses less digits than its factorization.

42626402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234233.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 42626402 is about 6528.8897984267. The cubic root of 42626402 is about 349.3222312171.

The spelling of 42626402 in words is "forty-two million, six hundred twenty-six thousand, four hundred two".