84864406 has 8 divisors (see below), whose sum is σ = 138869064. Its totient is φ = 38574720.

The previous prime is 84864397. The next prime is 84864433. The reversal of 84864406 is 60446848.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1928715 + ... + 1928758.

It is an arithmetic number, because the mean of its divisors is an integer number (17358633).

Almost surely, 2^84864406 is an apocalyptic number.

84864406 is a deficient number, since it is larger than the sum of its proper divisors (54004658).

84864406 is a wasteful number, since it uses less digits than its factorization.

84864406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3857486.

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 84864406 is about 9212.1879051613. The cubic root of 84864406 is about 439.4490452475.

The spelling of 84864406 in words is "eighty-four million, eight hundred sixty-four thousand, four hundred six".