90049910 has 8 divisors (see below), whose sum is σ = 162089856. Its totient is φ = 36019960.

The previous prime is 90049903. The next prime is 90049931. The reversal of 90049910 is 1994009.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4502486 + ... + 4502505.

It is an arithmetic number, because the mean of its divisors is an integer number (20261232).

Almost surely, 2^90049910 is an apocalyptic number.

90049910 is a deficient number, since it is larger than the sum of its proper divisors (72039946).

90049910 is a wasteful number, since it uses less digits than its factorization.

90049910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9004998.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 90049910 is about 9489.4631038853. The cubic root of 90049910 is about 448.2232989440.

The spelling of 90049910 in words is "ninety million, forty-nine thousand, nine hundred ten".