84056613 has 4 divisors (see below), whose sum is σ = 112075488. Its totient is φ = 56037740.

The previous prime is 84056591. The next prime is 84056629. The reversal of 84056613 is 31665048.

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 84056613 - 2⁹ = 84056101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84051613) 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, 14009433 + ... + 14009438.

It is an arithmetic number, because the mean of its divisors is an integer number (28018872).

Almost surely, 2^84056613 is an apocalyptic number.

It is an amenable number.

84056613 is a deficient number, since it is larger than the sum of its proper divisors (28018875).

84056613 is a wasteful number, since it uses less digits than its factorization.

84056613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28018874.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 84056613 is about 9168.2393620586. The cubic root of 84056613 is about 438.0502798767.

The spelling of 84056613 in words is "eighty-four million, fifty-six thousand, six hundred thirteen".