90022112 has 12 divisors (see below), whose sum is σ = 177231096. Its totient is φ = 45011040.

The previous prime is 90022087. The next prime is 90022117. The reversal of 90022112 is 21122009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90022117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406564 + ... + 1406627.

It is an arithmetic number, because the mean of its divisors is an integer number (14769258).

Almost surely, 2^90022112 is an apocalyptic number.

It is an amenable number.

90022112 is a deficient number, since it is larger than the sum of its proper divisors (87208984).

90022112 is a wasteful number, since it uses less digits than its factorization.

90022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813201 (or 2813193 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 90022112 is about 9487.9983136592. The cubic root of 90022112 is about 448.1771726955.

The spelling of 90022112 in words is "ninety million, twenty-two thousand, one hundred twelve".