90044930 has 16 divisors (see below), whose sum is σ = 162216000. Its totient is φ = 35987952.

The previous prime is 90044921. The next prime is 90044953. The reversal of 90044930 is 3944009.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 90044893 and 90044902.

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, 11987 + ... + 17993.

It is an arithmetic number, because the mean of its divisors is an integer number (10138500).

Almost surely, 2^90044930 is an apocalyptic number.

90044930 is a deficient number, since it is larger than the sum of its proper divisors (72171070).

90044930 is a wasteful number, since it uses less digits than its factorization.

90044930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7513.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 90044930 is about 9489.2007039582. The cubic root of 90044930 is about 448.2150361441.

Adding to 90044930 its reverse (3944009), we get a palindrome (93988939).

The spelling of 90044930 in words is "ninety million, forty-four thousand, nine hundred thirty".