90500494 has 16 divisors (see below), whose sum is σ = 155753568. Its totient is φ = 38633472.

The previous prime is 90500467. The next prime is 90500533. The reversal of 90500494 is 49400509.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8979 + ... + 16174.

It is an arithmetic number, because the mean of its divisors is an integer number (9734598).

Almost surely, 2^90500494 is an apocalyptic number.

90500494 is a deficient number, since it is larger than the sum of its proper divisors (65253074).

90500494 is a wasteful number, since it uses less digits than its factorization.

90500494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25419.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 90500494 is about 9513.1747592484. The cubic root of 90500494 is about 448.9696492233.

The spelling of 90500494 in words is "ninety million, five hundred thousand, four hundred ninety-four".