90568423 has 8 divisors (see below), whose sum is σ = 98871696. Its totient is φ = 82276800.

The previous prime is 90568409. The next prime is 90568501. The reversal of 90568423 is 32486509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90568423 - 2¹³ = 90560231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90568403) 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, 25165 + ... + 28537.

It is an arithmetic number, because the mean of its divisors is an integer number (12358962).

Almost surely, 2^90568423 is an apocalyptic number.

90568423 is a deficient number, since it is larger than the sum of its proper divisors (8303273).

90568423 is a wasteful number, since it uses less digits than its factorization.

90568423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5825.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 90568423 is about 9516.7443487781. The cubic root of 90568423 is about 449.0819522270.

The spelling of 90568423 in words is "ninety million, five hundred sixty-eight thousand, four hundred twenty-three".