90379632 has 80 divisors (see below), whose sum is σ = 275474432. Its totient is φ = 24986880.

The previous prime is 90379609. The next prime is 90379643. The reversal of 90379632 is 23697309.

It is a congruent number.

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, 6078 + ... + 14754.

Almost surely, 2^90379632 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 90379632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137737216).

90379632 is an abundant number, since it is smaller than the sum of its proper divisors (185094800).

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

90379632 is a wasteful number, since it uses less digits than its factorization.

90379632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8726 (or 8720 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 90379632 is about 9506.8202886139. The cubic root of 90379632 is about 448.7696961945.

The spelling of 90379632 in words is "ninety million, three hundred seventy-nine thousand, six hundred thirty-two".