84313637 has 4 divisors (see below), whose sum is σ = 85132320. Its totient is φ = 83494956.

The previous prime is 84313597. The next prime is 84313657. The reversal of 84313637 is 73631348.

It is a happy number.

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 84313637 - 2⁸ = 84313381 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84313597 and 84313606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84313657) 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, 409187 + ... + 409392.

It is an arithmetic number, because the mean of its divisors is an integer number (21283080).

Almost surely, 2^84313637 is an apocalyptic number.

It is an amenable number.

84313637 is a deficient number, since it is larger than the sum of its proper divisors (818683).

84313637 is a wasteful number, since it uses less digits than its factorization.

84313637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818682.

The product of its digits is 36288, while the sum is 35.

The square root of 84313637 is about 9182.2457492707. The cubic root of 84313637 is about 438.4963081305.

The spelling of 84313637 in words is "eighty-four million, three hundred thirteen thousand, six hundred thirty-seven".