84154064 has 30 divisors (see below), whose sum is σ = 166661394. Its totient is φ = 41164480.

The previous prime is 84154061. The next prime is 84154117. The reversal of 84154064 is 46045148.

It can be written as a sum of positive squares in only one way, i.e., 43296400 + 40857664 = 6580^2 + 6392^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84154064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84154061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34154 + ... + 36534.

Almost surely, 2^84154064 is an apocalyptic number.

It is an amenable number.

84154064 is a deficient number, since it is larger than the sum of its proper divisors (82507330).

84154064 is a wasteful number, since it uses less digits than its factorization.

84154064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483 (or 2430 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 84154064 is about 9173.5524198644. The cubic root of 84154064 is about 438.2194989699.

The spelling of 84154064 in words is "eighty-four million, one hundred fifty-four thousand, sixty-four".