90818414 has 8 divisors (see below), whose sum is σ = 136323000. Its totient is φ = 45377416.

The previous prime is 90818411. The next prime is 90818477. The reversal of 90818414 is 41481809.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90818411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12149 + ... + 18144.

It is an arithmetic number, because the mean of its divisors is an integer number (17040375).

Almost surely, 2^90818414 is an apocalyptic number.

90818414 is a deficient number, since it is larger than the sum of its proper divisors (45504586).

90818414 is a wasteful number, since it uses less digits than its factorization.

90818414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31794.

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 90818414 is about 9529.8695688871. The cubic root of 90818414 is about 449.4947646490.

The spelling of 90818414 in words is "ninety million, eight hundred eighteen thousand, four hundred fourteen".