90329866 has 8 divisors (see below), whose sum is σ = 147812544. Its totient is φ = 41059020.

The previous prime is 90329851. The next prime is 90329879. The reversal of 90329866 is 66892309.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2052930 + ... + 2052973.

It is an arithmetic number, because the mean of its divisors is an integer number (18476568).

Almost surely, 2^90329866 is an apocalyptic number.

90329866 is a deficient number, since it is larger than the sum of its proper divisors (57482678).

90329866 is a wasteful number, since it uses less digits than its factorization.

90329866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105916.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 90329866 is about 9504.2025441380. The cubic root of 90329866 is about 448.6873119499.

The spelling of 90329866 in words is "ninety million, three hundred twenty-nine thousand, eight hundred sixty-six".