90225412 has 12 divisors (see below), whose sum is σ = 164759616. Its totient is φ = 43151240.

The previous prime is 90225403. The next prime is 90225419. The reversal of 90225412 is 21452209.

It is not an unprimeable number, because it can be changed into a prime (90225419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490264 + ... + 490447.

It is an arithmetic number, because the mean of its divisors is an integer number (13729968).

Almost surely, 2^90225412 is an apocalyptic number.

90225412 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

90225412 is a deficient number, since it is larger than the sum of its proper divisors (74534204).

90225412 is a wasteful number, since it uses less digits than its factorization.

90225412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980738 (or 980736 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 90225412 is about 9498.7058065823. The cubic root of 90225412 is about 448.5142969649.

The spelling of 90225412 in words is "ninety million, two hundred twenty-five thousand, four hundred twelve".