90283412 has 12 divisors (see below), whose sum is σ = 159996480. Its totient is φ = 44570136.

The previous prime is 90283397. The next prime is 90283451. The reversal of 90283412 is 21438209.

It is a congruent number.

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, 142538 + ... + 143169.

It is an arithmetic number, because the mean of its divisors is an integer number (13333040).

Almost surely, 2^90283412 is an apocalyptic number.

It is an amenable number.

90283412 is a deficient number, since it is larger than the sum of its proper divisors (69713068).

90283412 is a wasteful number, since it uses less digits than its factorization.

90283412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285790 (or 285788 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 90283412 is about 9501.7583635872. The cubic root of 90283412 is about 448.6103831873.

The spelling of 90283412 in words is "ninety million, two hundred eighty-three thousand, four hundred twelve".