90406802 has 8 divisors (see below), whose sum is σ = 135668736. Its totient is φ = 45183892.

The previous prime is 90406787. The next prime is 90406829. The reversal of 90406802 is 20860409.

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

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, 3038 + ... + 13785.

It is an arithmetic number, because the mean of its divisors is an integer number (16958592).

Almost surely, 2^90406802 is an apocalyptic number.

90406802 is a deficient number, since it is larger than the sum of its proper divisors (45261934).

90406802 is a wasteful number, since it uses less digits than its factorization.

90406802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19512.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 90406802 is about 9508.2491553387. The cubic root of 90406802 is about 448.8146615285.

The spelling of 90406802 in words is "ninety million, four hundred six thousand, eight hundred two".