90464666 has 8 divisors (see below), whose sum is σ = 137556084. Its totient is φ = 44612640.

The previous prime is 90464663. The next prime is 90464669. The reversal of 90464666 is 66646409.

It is an interprime number because it is at equal distance from previous prime (90464663) and next prime (90464669).

It can be written as a sum of positive squares in 2 ways, for example, as 89208025 + 1256641 = 9445^2 + 1121^2 .

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

It is not an unprimeable number, because it can be changed into a prime (90464663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309665 + ... + 309956.

Almost surely, 2^90464666 is an apocalyptic number.

90464666 is a deficient number, since it is larger than the sum of its proper divisors (47091418).

90464666 is a wasteful number, since it uses less digits than its factorization.

90464666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619696.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 90464666 is about 9511.2915001066. The cubic root of 90464666 is about 448.9103942695.

The spelling of 90464666 in words is "ninety million, four hundred sixty-four thousand, six hundred sixty-six".