84804797 has 16 divisors (see below), whose sum is σ = 105933312. Its totient is φ = 65955120.

The previous prime is 84804793. The next prime is 84804803. The reversal of 84804797 is 79740848.

It is not a de Polignac number, because 84804797 - 2² = 84804793 is a prime.

It is a super-2 number, since 2×84804797² = 14383707188422418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84804793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72338 + ... + 73500.

It is an arithmetic number, because the mean of its divisors is an integer number (6620832).

Almost surely, 2^84804797 is an apocalyptic number.

It is an amenable number.

84804797 is a deficient number, since it is larger than the sum of its proper divisors (21128515).

84804797 is a wasteful number, since it uses less digits than its factorization.

84804797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128.

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 84804797 is about 9208.9520033498. The cubic root of 84804797 is about 439.3461310618.

The spelling of 84804797 in words is "eighty-four million, eight hundred four thousand, seven hundred ninety-seven".