90043296 has 48 divisors (see below), whose sum is σ = 270131904. Its totient is φ = 25726464.

The previous prime is 90043279. The next prime is 90043307. The reversal of 90043296 is 69234009.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66325 + ... + 67668.

It is an arithmetic number, because the mean of its divisors is an integer number (5627748).

Almost surely, 2^90043296 is an apocalyptic number.

90043296 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

90043296 is an abundant number, since it is smaller than the sum of its proper divisors (180088608).

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

90043296 is a wasteful number, since it uses less digits than its factorization.

90043296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134013 (or 134005 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 90043296 is about 9489.1146056943. The cubic root of 90043296 is about 448.2123249501.

The spelling of 90043296 in words is "ninety million, forty-three thousand, two hundred ninety-six".