84408152 has 8 divisors (see below), whose sum is σ = 158265300. Its totient is φ = 42204072.

The previous prime is 84408143. The next prime is 84408169. The reversal of 84408152 is 25180448.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×84408152² = 14249472248110208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275502 + ... + 5275517.

Almost surely, 2^84408152 is an apocalyptic number.

It is an amenable number.

84408152 is a deficient number, since it is larger than the sum of its proper divisors (73857148).

84408152 is a wasteful number, since it uses less digits than its factorization.

84408152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10551025 (or 10551021 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 32.

The square root of 84408152 is about 9187.3909245226. The cubic root of 84408152 is about 438.6600973796.

The spelling of 84408152 in words is "eighty-four million, four hundred eight thousand, one hundred fifty-two".