94909890 has 16 divisors (see below), whose sum is σ = 227783808. Its totient is φ = 25309296.

The previous prime is 94909853. The next prime is 94909931. The reversal of 94909890 is 9890949.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon 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, 1581802 + ... + 1581861.

It is an arithmetic number, because the mean of its divisors is an integer number (14236488).

Almost surely, 2^94909890 is an apocalyptic number.

94909890 is an abundant number, since it is smaller than the sum of its proper divisors (132873918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

94909890 is a wasteful number, since it uses less digits than its factorization.

94909890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3163673.

The product of its (nonzero) digits is 209952, while the sum is 48.

The square root of 94909890 is about 9742.1707026720. The cubic root of 94909890 is about 456.1459501265.

The spelling of 94909890 in words is "ninety-four million, nine hundred nine thousand, eight hundred ninety".