90466649 has 16 divisors (see below), whose sum is σ = 114938880. Its totient is φ = 69266880.

The previous prime is 90466643. The next prime is 90466661. The reversal of 90466649 is 94666409.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 90466649 - 2⁴ = 90466633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90466643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13214 + ... + 18855.

It is an arithmetic number, because the mean of its divisors is an integer number (7183680).

Almost surely, 2^90466649 is an apocalyptic number.

It is an amenable number.

90466649 is a deficient number, since it is larger than the sum of its proper divisors (24472231).

90466649 is a wasteful number, since it uses less digits than its factorization.

90466649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32120.

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 90466649 is about 9511.3957440536. The cubic root of 90466649 is about 448.9136743082.

The spelling of 90466649 in words is "ninety million, four hundred sixty-six thousand, six hundred forty-nine".