99078528 has 64 divisors (see below), whose sum is σ = 267174720. Its totient is φ = 32524800.

The previous prime is 99078527. The next prime is 99078541. The reversal of 99078528 is 82587099.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99078527) 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 7 ways as a sum of consecutive naturals, for example, 23803 + ... + 27653.

It is an arithmetic number, because the mean of its divisors is an integer number (4174605).

Almost surely, 2^99078528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99078528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133587360).

99078528 is an abundant number, since it is smaller than the sum of its proper divisors (168096192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99078528 is a wasteful number, since it uses less digits than its factorization.

99078528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935 (or 3923 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 99078528 is about 9953.8197693147. The cubic root of 99078528 is about 462.7287836199.

The spelling of 99078528 in words is "ninety-nine million, seventy-eight thousand, five hundred twenty-eight".