42251595 has 16 divisors (see below), whose sum is σ = 69430560. Its totient is φ = 21924864.

The previous prime is 42251591. The next prime is 42251623. The reversal of 42251595 is 59515224.

It is not a de Polignac number, because 42251595 - 2² = 42251591 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42251591) 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, 37510 + ... + 38619.

It is an arithmetic number, because the mean of its divisors is an integer number (4339410).

Almost surely, 2^42251595 is an apocalyptic number.

42251595 is a deficient number, since it is larger than the sum of its proper divisors (27178965).

42251595 is a wasteful number, since it uses less digits than its factorization.

42251595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76174.

The product of its digits is 18000, while the sum is 33.

The square root of 42251595 is about 6500.1226911498. The cubic root of 42251595 is about 348.2953711723.

The spelling of 42251595 in words is "forty-two million, two hundred fifty-one thousand, five hundred ninety-five".