90427733 has 8 divisors (see below), whose sum is σ = 99571680. Its totient is φ = 81437680.

The previous prime is 90427723. The next prime is 90427769. The reversal of 90427733 is 33772409.

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 90427733 - 2¹⁰ = 90426709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90427693 and 90427702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90427703) 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, 37238 + ... + 39591.

It is an arithmetic number, because the mean of its divisors is an integer number (12446460).

Almost surely, 2^90427733 is an apocalyptic number.

It is an amenable number.

90427733 is a deficient number, since it is larger than the sum of its proper divisors (9143947).

90427733 is a wasteful number, since it uses less digits than its factorization.

90427733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76947.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 90427733 is about 9509.3497674657. The cubic root of 90427733 is about 448.8492954078.

The spelling of 90427733 in words is "ninety million, four hundred twenty-seven thousand, seven hundred thirty-three".