42915475 has 6 divisors (see below), whose sum is σ = 53215220. Its totient is φ = 34332360.

The previous prime is 42915437. The next prime is 42915487. The reversal of 42915475 is 57451924.

It is not a de Polignac number, because 42915475 - 2⁷ = 42915347 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 858285 + ... + 858334.

Almost surely, 2^42915475 is an apocalyptic number.

42915475 is a deficient number, since it is larger than the sum of its proper divisors (10299745).

42915475 is a wasteful number, since it uses less digits than its factorization.

42915475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716629 (or 1716624 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The square root of 42915475 is about 6550.9903831406. The cubic root of 42915475 is about 350.1101014156.

The spelling of 42915475 in words is "forty-two million, nine hundred fifteen thousand, four hundred seventy-five".