42532407 has 12 divisors (see below), whose sum is σ = 61513920. Its totient is φ = 28318848.

The previous prime is 42532379. The next prime is 42532411. The reversal of 42532407 is 70423524.

42532407 is a `hidden beast` number, since 4 + 253 + 2 + 407 = 666.

It is not a de Polignac number, because 42532407 - 2⁸ = 42532151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42532417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5818 + ... + 10904.

It is an arithmetic number, because the mean of its divisors is an integer number (5126160).

Almost surely, 2^42532407 is an apocalyptic number.

42532407 is a deficient number, since it is larger than the sum of its proper divisors (18981513).

42532407 is a wasteful number, since it uses less digits than its factorization.

42532407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6022 (or 6019 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 42532407 is about 6521.6874350125. The cubic root of 42532407 is about 349.0652800824.

The spelling of 42532407 in words is "forty-two million, five hundred thirty-two thousand, four hundred seven".