90609814 has 8 divisors (see below), whose sum is σ = 135955368. Its totient is φ = 45291360.

The previous prime is 90609809. The next prime is 90609829. The reversal of 90609814 is 41890609.

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

It is a super-2 number, since 2×90609814² = 16420276786229192, which contains 22 as substring.

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, 8254 + ... + 15790.

It is an arithmetic number, because the mean of its divisors is an integer number (16994421).

Almost surely, 2^90609814 is an apocalyptic number.

90609814 is a deficient number, since it is larger than the sum of its proper divisors (45345554).

90609814 is a wasteful number, since it uses less digits than its factorization.

90609814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13550.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 90609814 is about 9518.9187411176. The cubic root of 90609814 is about 449.1503539928.

The spelling of 90609814 in words is "ninety million, six hundred nine thousand, eight hundred fourteen".