42625527 has 32 divisors (see below), whose sum is σ = 68726784. Its totient is φ = 22982400.

The previous prime is 42625523. The next prime is 42625529. The reversal of 42625527 is 72552624.

It is not a de Polignac number, because 42625527 - 2² = 42625523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42625523) 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, 25893 + ... + 27489.

It is an arithmetic number, because the mean of its divisors is an integer number (2147712).

Almost surely, 2^42625527 is an apocalyptic number.

42625527 is a deficient number, since it is larger than the sum of its proper divisors (26101257).

42625527 is a wasteful number, since it uses less digits than its factorization.

42625527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679.

The product of its digits is 33600, while the sum is 33.

The square root of 42625527 is about 6528.8227882215. The cubic root of 42625527 is about 349.3198410002.

The spelling of 42625527 in words is "forty-two million, six hundred twenty-five thousand, five hundred twenty-seven".