84624973 has 4 divisors (see below), whose sum is σ = 84699648. Its totient is φ = 84550300.

The previous prime is 84624959. The next prime is 84624977. The reversal of 84624973 is 37942648.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84624973 - 2²¹ = 82527821 is a prime.

It is a super-2 number, since 2×84624973² = 14322772110501458, 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 (84624977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35611 + ... + 37912.

It is an arithmetic number, because the mean of its divisors is an integer number (21174912).

Almost surely, 2^84624973 is an apocalyptic number.

It is an amenable number.

84624973 is a deficient number, since it is larger than the sum of its proper divisors (74675).

84624973 is a wasteful number, since it uses less digits than its factorization.

84624973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74674.

The product of its digits is 290304, while the sum is 43.

The square root of 84624973 is about 9199.1832789656. The cubic root of 84624973 is about 439.0353747160.

The spelling of 84624973 in words is "eighty-four million, six hundred twenty-four thousand, nine hundred seventy-three".