42504715 has 16 divisors (see below), whose sum is σ = 56318976. Its totient is φ = 30536800.

The previous prime is 42504697. The next prime is 42504727. The reversal of 42504715 is 51740524.

It is not a de Polignac number, because 42504715 - 2⁷ = 42504587 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91 + ... + 9220.

It is an arithmetic number, because the mean of its divisors is an integer number (3519936).

Almost surely, 2^42504715 is an apocalyptic number.

42504715 is a deficient number, since it is larger than the sum of its proper divisors (13814261).

42504715 is a wasteful number, since it uses less digits than its factorization.

42504715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9410.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 42504715 is about 6519.5640191657. The cubic root of 42504715 is about 348.9895071598.

The spelling of 42504715 in words is "forty-two million, five hundred four thousand, seven hundred fifteen".