42902115 has 8 divisors (see below), whose sum is σ = 68643408. Its totient is φ = 22881120.

The previous prime is 42902099. The next prime is 42902137. The reversal of 42902115 is 51120924.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42902115 - 2⁴ = 42902099 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430056 + ... + 1430085.

It is an arithmetic number, because the mean of its divisors is an integer number (8580426).

Almost surely, 2^42902115 is an apocalyptic number.

42902115 is a deficient number, since it is larger than the sum of its proper divisors (25741293).

42902115 is a wasteful number, since it uses less digits than its factorization.

42902115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860149.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 42902115 is about 6549.9706106211. The cubic root of 42902115 is about 350.0737667646.

The spelling of 42902115 in words is "forty-two million, nine hundred two thousand, one hundred fifteen".