73421315 has 8 divisors (see below), whose sum is σ = 96115248. Its totient is φ = 53397280.

The previous prime is 73421303. The next prime is 73421333. The reversal of 73421315 is 51312437.

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

It is not a de Polignac number, because 73421315 - 2⁶ = 73421251 is a prime.

It is a Duffinian number.

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, 667412 + ... + 667521.

It is an arithmetic number, because the mean of its divisors is an integer number (12014406).

Almost surely, 2^73421315 is an apocalyptic number.

73421315 is a deficient number, since it is larger than the sum of its proper divisors (22693933).

73421315 is a wasteful number, since it uses less digits than its factorization.

73421315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334949.

The product of its digits is 2520, while the sum is 26.

The square root of 73421315 is about 8568.6238685100. The cubic root of 73421315 is about 418.7364044001.

The spelling of 73421315 in words is "seventy-three million, four hundred twenty-one thousand, three hundred fifteen".