90713088 has 176 divisors, whose sum is σ = 285924960. Its totient is φ = 28311552.

The previous prime is 90713053. The next prime is 90713113. The reversal of 90713088 is 88031709.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469920 + ... + 470112.

Almost surely, 2^90713088 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 90713088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142962480).

90713088 is an abundant number, since it is smaller than the sum of its proper divisors (195211872).

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

90713088 is a wasteful number, since it uses less digits than its factorization.

90713088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 90713088 is about 9524.3418670268. The cubic root of 90713088 is about 449.3209313282.

The spelling of 90713088 in words is "ninety million, seven hundred thirteen thousand, eighty-eight".