84864315 has 16 divisors (see below), whose sum is σ = 136044288. Its totient is φ = 45173856.

The previous prime is 84864293. The next prime is 84864337. The reversal of 84864315 is 51346848.

It is an interprime number because it is at equal distance from previous prime (84864293) and next prime (84864337).

It is not a de Polignac number, because 84864315 - 2¹² = 84860219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3034 + ... + 13376.

It is an arithmetic number, because the mean of its divisors is an integer number (8502768).

Almost surely, 2^84864315 is an apocalyptic number.

84864315 is a deficient number, since it is larger than the sum of its proper divisors (51179973).

84864315 is a wasteful number, since it uses less digits than its factorization.

84864315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10898.

The product of its digits is 92160, while the sum is 39.

The square root of 84864315 is about 9212.1829660510. The cubic root of 84864315 is about 439.4488881739.

The spelling of 84864315 in words is "eighty-four million, eight hundred sixty-four thousand, three hundred fifteen".