90948666 has 16 divisors (see below), whose sum is σ = 185768064. Its totient is φ = 29671104.

The previous prime is 90948653. The next prime is 90948667. The reversal of 90948666 is 66684909.

It is not an unprimeable number, because it can be changed into a prime (90948667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160975 + ... + 161538.

It is an arithmetic number, because the mean of its divisors is an integer number (11610504).

Almost surely, 2^90948666 is an apocalyptic number.

90948666 is an abundant number, since it is smaller than the sum of its proper divisors (94819398).

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

90948666 is a wasteful number, since it uses less digits than its factorization.

90948666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322565.

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 90948666 is about 9536.7010019189. The cubic root of 90948666 is about 449.7095508437.

The spelling of 90948666 in words is "ninety million, nine hundred forty-eight thousand, six hundred sixty-six".