90404352 has 120 divisors (see below), whose sum is σ = 272576304. Its totient is φ = 28790784.

The previous prime is 90404341. The next prime is 90404381. The reversal of 90404352 is 25340409.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 105558 + ... + 106410.

Almost surely, 2^90404352 is an apocalyptic number.

90404352 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90404352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136288152).

90404352 is an abundant number, since it is smaller than the sum of its proper divisors (182171952).

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

90404352 is a wasteful number, since it uses less digits than its factorization.

90404352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 90404352 is about 9508.1203189695. The cubic root of 90404352 is about 448.8106072397.

The spelling of 90404352 in words is "ninety million, four hundred four thousand, three hundred fifty-two".