42574007 has 4 divisors (see below), whose sum is σ = 48656016. Its totient is φ = 36492000.

The previous prime is 42573991. The next prime is 42574009. The reversal of 42574007 is 70047524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42574007 - 2⁴ = 42573991 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 (42574009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3040994 + ... + 3041007.

It is an arithmetic number, because the mean of its divisors is an integer number (12164004).

Almost surely, 2^42574007 is an apocalyptic number.

42574007 is a deficient number, since it is larger than the sum of its proper divisors (6082009).

42574007 is an equidigital number, since it uses as much as digits as its factorization.

42574007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6082008.

The product of its (nonzero) digits is 7840, while the sum is 29.

The square root of 42574007 is about 6524.8760141477. The cubic root of 42574007 is about 349.1790473247.

The spelling of 42574007 in words is "forty-two million, five hundred seventy-four thousand, seven".