90964567 has 8 divisors (see below), whose sum is σ = 91703024. Its totient is φ = 90229248.

The previous prime is 90964529. The next prime is 90964583. The reversal of 90964567 is 76546909.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90964567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90964507) 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, 123733 + ... + 124465.

It is an arithmetic number, because the mean of its divisors is an integer number (11462878).

Almost surely, 2^90964567 is an apocalyptic number.

90964567 is a deficient number, since it is larger than the sum of its proper divisors (738457).

90964567 is a wasteful number, since it uses less digits than its factorization.

90964567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 90964567 is about 9537.5346395177. The cubic root of 90964567 is about 449.7357576231.

The spelling of 90964567 in words is "ninety million, nine hundred sixty-four thousand, five hundred sixty-seven".