90122632 has 16 divisors (see below), whose sum is σ = 169727760. Its totient is φ = 44861904.

The previous prime is 90122623. The next prime is 90122651. The reversal of 90122632 is 23622109.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 90122597 and 90122606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22998 + ... + 26629.

It is an arithmetic number, because the mean of its divisors is an integer number (10607985).

Almost surely, 2^90122632 is an apocalyptic number.

It is an amenable number.

90122632 is a deficient number, since it is larger than the sum of its proper divisors (79605128).

90122632 is a wasteful number, since it uses less digits than its factorization.

90122632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49860 (or 49856 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 90122632 is about 9493.2940542259. The cubic root of 90122632 is about 448.3439243624.

The spelling of 90122632 in words is "ninety million, one hundred twenty-two thousand, six hundred thirty-two".