42597315 has 12 divisors (see below), whose sum is σ = 73835424. Its totient is φ = 22718544.

The previous prime is 42597299. The next prime is 42597329. The reversal of 42597315 is 51379524.

It is not a de Polignac number, because 42597315 - 2⁴ = 42597299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42597315.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 473259 + ... + 473348.

It is an arithmetic number, because the mean of its divisors is an integer number (6152952).

Almost surely, 2^42597315 is an apocalyptic number.

42597315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42597315 is a deficient number, since it is larger than the sum of its proper divisors (31238109).

42597315 is a wasteful number, since it uses less digits than its factorization.

42597315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946618 (or 946615 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 42597315 is about 6526.6618573356. The cubic root of 42597315 is about 349.2427574069.

The spelling of 42597315 in words is "forty-two million, five hundred ninety-seven thousand, three hundred fifteen".