90223316 has 12 divisors (see below), whose sum is σ = 162158388. Its totient is φ = 43892352.

The previous prime is 90223307. The next prime is 90223327. The reversal of 90223316 is 61332209.

It can be written as a sum of positive squares in 2 ways, for example, as 78251716 + 11971600 = 8846^2 + 3460^2 .

It is a congruent number.

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, 304661 + ... + 304956.

It is an arithmetic number, because the mean of its divisors is an integer number (13513199).

Almost surely, 2^90223316 is an apocalyptic number.

It is an amenable number.

90223316 is a deficient number, since it is larger than the sum of its proper divisors (71935072).

90223316 is a wasteful number, since it uses less digits than its factorization.

90223316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609658 (or 609656 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 90223316 is about 9498.5954751216. The cubic root of 90223316 is about 448.5108238368.

The spelling of 90223316 in words is "ninety million, two hundred twenty-three thousand, three hundred sixteen".