42566007 has 16 divisors (see below), whose sum is σ = 63912960. Its totient is φ = 24964800.

The previous prime is 42566003. The next prime is 42566009. The reversal of 42566007 is 70066524.

It is not a de Polignac number, because 42566007 - 2² = 42566003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42566003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19782 + ... + 21827.

It is an arithmetic number, because the mean of its divisors is an integer number (3994560).

Almost surely, 2^42566007 is an apocalyptic number.

42566007 is a deficient number, since it is larger than the sum of its proper divisors (21346953).

42566007 is a wasteful number, since it uses less digits than its factorization.

42566007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41654.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 42566007 is about 6524.2629468776. The cubic root of 42566007 is about 349.1571747663.

The spelling of 42566007 in words is "forty-two million, five hundred sixty-six thousand, seven".