42204057 has 32 divisors (see below), whose sum is σ = 68290560. Its totient is φ = 22661760.

The previous prime is 42204053. The next prime is 42204079. The reversal of 42204057 is 75040224.

It is not a de Polignac number, because 42204057 - 2² = 42204053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42204053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27757 + ... + 29237.

It is an arithmetic number, because the mean of its divisors is an integer number (2134080).

Almost surely, 2^42204057 is an apocalyptic number.

It is an amenable number.

42204057 is a deficient number, since it is larger than the sum of its proper divisors (26086503).

42204057 is a wasteful number, since it uses less digits than its factorization.

42204057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 42204057 is about 6496.4649618081. The cubic root of 42204057 is about 348.1646977712.

The spelling of 42204057 in words is "forty-two million, two hundred four thousand, fifty-seven".