84165375 has 32 divisors (see below), whose sum is σ = 160063488. Its totient is φ = 38474400.

The previous prime is 84165371. The next prime is 84165379. The reversal of 84165375 is 57356148.

It is an interprime number because it is at equal distance from previous prime (84165371) and next prime (84165379).

It is not a de Polignac number, because 84165375 - 2² = 84165371 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84165371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13407 + ... + 18656.

It is an arithmetic number, because the mean of its divisors is an integer number (5001984).

Almost surely, 2^84165375 is an apocalyptic number.

84165375 is a deficient number, since it is larger than the sum of its proper divisors (75898113).

84165375 is a wasteful number, since it uses less digits than its factorization.

84165375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32088 (or 32078 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 84165375 is about 9174.1688996879. The cubic root of 84165375 is about 438.2391315282.

The spelling of 84165375 in words is "eighty-four million, one hundred sixty-five thousand, three hundred seventy-five".