90609246 has 64 divisors (see below), whose sum is σ = 247833600. Its totient is φ = 23895648.

The previous prime is 90609229. The next prime is 90609251. The reversal of 90609246 is 64290609.

90609246 is a `hidden beast` number, since 9 + 0 + 609 + 2 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 90609246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4306 + ... + 14133.

It is an arithmetic number, because the mean of its divisors is an integer number (3872400).

Almost surely, 2^90609246 is an apocalyptic number.

90609246 is an abundant number, since it is smaller than the sum of its proper divisors (157224354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90609246 is a wasteful number, since it uses less digits than its factorization.

90609246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18470 (or 18464 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 90609246 is about 9518.8889057495. Note that the first 3 decimals coincide. The cubic root of 90609246 is about 449.1494154707.

The spelling of 90609246 in words is "ninety million, six hundred nine thousand, two hundred forty-six".