84412913 has 8 divisors (see below), whose sum is σ = 93020928. Its totient is φ = 76107024.

The previous prime is 84412903. The next prime is 84412931. The reversal of 84412913 is 31921448.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84412913 - 2⁴ = 84412897 is a prime.

It is a super-2 number, since 2×84412913² = 14251079762291138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 84412913.

It is not an unprimeable number, because it can be changed into a prime (84412903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74945 + ... + 76062.

It is an arithmetic number, because the mean of its divisors is an integer number (11627616).

Almost surely, 2^84412913 is an apocalyptic number.

It is an amenable number.

84412913 is a deficient number, since it is larger than the sum of its proper divisors (8608015).

84412913 is a wasteful number, since it uses less digits than its factorization.

84412913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151063.

The product of its digits is 6912, while the sum is 32.

The square root of 84412913 is about 9187.6500259860. The cubic root of 84412913 is about 438.6683446930.

The spelling of 84412913 in words is "eighty-four million, four hundred twelve thousand, nine hundred thirteen".