90322448 has 20 divisors (see below), whose sum is σ = 175271148. Its totient is φ = 45091200.

The previous prime is 90322433. The next prime is 90322457. The reversal of 90322448 is 84422309.

It can be written as a sum of positive squares in 2 ways, for example, as 74097664 + 16224784 = 8608^2 + 4028^2 .

It is a super-2 number, since 2×90322448² = 16316289225425408, which contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7190 + ... + 15242.

Almost surely, 2^90322448 is an apocalyptic number.

It is an amenable number.

90322448 is a deficient number, since it is larger than the sum of its proper divisors (84948700).

90322448 is a wasteful number, since it uses less digits than its factorization.

90322448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8762 (or 8756 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 90322448 is about 9503.8122877085. The cubic root of 90322448 is about 448.6750293619.

The spelling of 90322448 in words is "ninety million, three hundred twenty-two thousand, four hundred forty-eight".