90547464 has 96 divisors (see below), whose sum is σ = 273222720. Its totient is φ = 24492672.

The previous prime is 90547459. The next prime is 90547487. The reversal of 90547464 is 46474509.

It is a happy number.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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 23 ways as a sum of consecutive naturals, for example, 59902 + ... + 61394.

It is an arithmetic number, because the mean of its divisors is an integer number (2846070).

Almost surely, 2^90547464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90547464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136611360).

90547464 is an abundant number, since it is smaller than the sum of its proper divisors (182675256).

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

90547464 is a wasteful number, since it uses less digits than its factorization.

90547464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547 (or 1524 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 90547464 is about 9515.6431206724. The cubic root of 90547464 is about 449.0473079420.

The spelling of 90547464 in words is "ninety million, five hundred forty-seven thousand, four hundred sixty-four".