42825315 has 32 divisors (see below), whose sum is σ = 76345920. Its totient is φ = 20353536.

The previous prime is 42825281. The next prime is 42825331. The reversal of 42825315 is 51352824.

It is not a de Polignac number, because 42825315 - 2⁷ = 42825187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1869 + ... + 9441.

It is an arithmetic number, because the mean of its divisors is an integer number (2385810).

Almost surely, 2^42825315 is an apocalyptic number.

42825315 is a deficient number, since it is larger than the sum of its proper divisors (33520605).

42825315 is a wasteful number, since it uses less digits than its factorization.

42825315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7623.

The product of its digits is 9600, while the sum is 30.

The square root of 42825315 is about 6544.1053628437. The cubic root of 42825315 is about 349.8647504637.

The spelling of 42825315 in words is "forty-two million, eight hundred twenty-five thousand, three hundred fifteen".