90552442 has 16 divisors (see below), whose sum is σ = 147909600. Its totient is φ = 41413680.

The previous prime is 90552439. The next prime is 90552463. The reversal of 90552442 is 24425509.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39984 + ... + 42187.

It is an arithmetic number, because the mean of its divisors is an integer number (9244350).

Almost surely, 2^90552442 is an apocalyptic number.

90552442 is a deficient number, since it is larger than the sum of its proper divisors (57357158).

90552442 is a wasteful number, since it uses less digits than its factorization.

90552442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82221.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 90552442 is about 9515.9046863659. The cubic root of 90552442 is about 449.0555368363.

The spelling of 90552442 in words is "ninety million, five hundred fifty-two thousand, four hundred forty-two".