90860472 has 96 divisors (see below), whose sum is σ = 254545200. Its totient is φ = 29265408.

The previous prime is 90860467. The next prime is 90860491. The reversal of 90860472 is 27406809.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309958 + ... + 310250.

Almost surely, 2^90860472 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 90860472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127272600).

90860472 is an abundant number, since it is smaller than the sum of its proper divisors (163684728).

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

90860472 is a wasteful number, since it uses less digits than its factorization.

90860472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 90860472 is about 9532.0759543764. The cubic root of 90860472 is about 449.5641409368.

The spelling of 90860472 in words is "ninety million, eight hundred sixty thousand, four hundred seventy-two".