90853732 has 6 divisors (see below), whose sum is σ = 158994038. Its totient is φ = 45426864.

The previous prime is 90853691. The next prime is 90853739. The reversal of 90853732 is 23735809.

It can be written as a sum of positive squares in only one way, i.e., 52215076 + 38638656 = 7226^2 + 6216^2 .

It is a junction number, because it is equal to n+sod(n) for n = 90853691 and 90853700.

It is not an unprimeable number, because it can be changed into a prime (90853739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11356713 + ... + 11356720.

Almost surely, 2^90853732 is an apocalyptic number.

It is an amenable number.

90853732 is a deficient number, since it is larger than the sum of its proper divisors (68140306).

90853732 is a wasteful number, since it uses less digits than its factorization.

90853732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22713437 (or 22713435 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 90853732 is about 9531.7224046864. The cubic root of 90853732 is about 449.5530244884.

The spelling of 90853732 in words is "ninety million, eight hundred fifty-three thousand, seven hundred thirty-two".