84377013 has 16 divisors (see below), whose sum is σ = 128708736. Its totient is φ = 48165120.

The previous prime is 84377011. The next prime is 84377077. The reversal of 84377013 is 31077348.

It is not a de Polignac number, because 84377013 - 2¹ = 84377011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84377011) 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, 29745 + ... + 32457.

It is an arithmetic number, because the mean of its divisors is an integer number (8044296).

Almost surely, 2^84377013 is an apocalyptic number.

It is an amenable number.

84377013 is a deficient number, since it is larger than the sum of its proper divisors (44331723).

84377013 is a wasteful number, since it uses less digits than its factorization.

84377013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 84377013 is about 9185.6961086245. The cubic root of 84377013 is about 438.6061487325.

The spelling of 84377013 in words is "eighty-four million, three hundred seventy-seven thousand, thirteen".