90804348 has 48 divisors (see below), whose sum is σ = 236194560. Its totient is φ = 30168432.

The previous prime is 90804283. The next prime is 90804349. The reversal of 90804348 is 84340809.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90804349) 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, 36265 + ... + 38687.

It is an arithmetic number, because the mean of its divisors is an integer number (4920720).

Almost surely, 2^90804348 is an apocalyptic number.

It is an amenable number.

90804348 is an abundant number, since it is smaller than the sum of its proper divisors (145390212).

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

90804348 is a wasteful number, since it uses less digits than its factorization.

90804348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783 (or 2775 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 90804348 is about 9529.1315448996. The cubic root of 90804348 is about 449.4715574618.

The spelling of 90804348 in words is "ninety million, eight hundred four thousand, three hundred forty-eight".