90433694 has 16 divisors (see below), whose sum is σ = 148145760. Its totient is φ = 41149920.

The previous prime is 90433669. The next prime is 90433697. The reversal of 90433694 is 49633409.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90433697) 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, 22649 + ... + 26340.

It is an arithmetic number, because the mean of its divisors is an integer number (9259110).

Almost surely, 2^90433694 is an apocalyptic number.

90433694 is a deficient number, since it is larger than the sum of its proper divisors (57712066).

90433694 is a wasteful number, since it uses less digits than its factorization.

90433694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49075.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 90433694 is about 9509.6631906708. The cubic root of 90433694 is about 448.8591579126.

The spelling of 90433694 in words is "ninety million, four hundred thirty-three thousand, six hundred ninety-four".