42426402 has 16 divisors (see below), whose sum is σ = 85281600. Its totient is φ = 14070672.

The previous prime is 42426379. The next prime is 42426413. The reversal of 42426402 is 20462424.

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, 16573 + ... + 18960.

It is an arithmetic number, because the mean of its divisors is an integer number (5330100).

Almost surely, 2^42426402 is an apocalyptic number.

42426402 is an abundant number, since it is smaller than the sum of its proper divisors (42855198).

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

42426402 is a wasteful number, since it uses less digits than its factorization.

42426402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35737.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 42426402 is about 6513.5552503990. Note that the first 3 decimals coincide. The cubic root of 42426402 is about 348.7750429724.

Adding to 42426402 its reverse (20462424), we get a palindrome (62888826).

The spelling of 42426402 in words is "forty-two million, four hundred twenty-six thousand, four hundred two".