90634832 has 20 divisors (see below), whose sum is σ = 175908756. Its totient is φ = 45239040.

The previous prime is 90634813. The next prime is 90634861. The reversal of 90634832 is 23843609.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24960016 + 65674816 = 4996^2 + 8104^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 90634792 and 90634801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5282 + ... + 14462.

Almost surely, 2^90634832 is an apocalyptic number.

It is an amenable number.

90634832 is a deficient number, since it is larger than the sum of its proper divisors (85273924).

90634832 is a wasteful number, since it uses less digits than its factorization.

90634832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9806 (or 9800 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 90634832 is about 9520.2327702636. The cubic root of 90634832 is about 449.1916880346.

The spelling of 90634832 in words is "ninety million, six hundred thirty-four thousand, eight hundred thirty-two".