90693622 has 8 divisors (see below), whose sum is σ = 139204296. Its totient is φ = 44292192.

The previous prime is 90693613. The next prime is 90693661. The reversal of 90693622 is 22639609.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 527203 + ... + 527374.

It is an arithmetic number, because the mean of its divisors is an integer number (17400537).

Almost surely, 2^90693622 is an apocalyptic number.

90693622 is a deficient number, since it is larger than the sum of its proper divisors (48510674).

90693622 is a wasteful number, since it uses less digits than its factorization.

90693622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054622.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 90693622 is about 9523.3199043191. The cubic root of 90693622 is about 449.2887893035.

The spelling of 90693622 in words is "ninety million, six hundred ninety-three thousand, six hundred twenty-two".