2231733 has 8 divisors (see below), whose sum is σ = 3400768. Its totient is φ = 1275264.

The previous prime is 2231731. The next prime is 2231737. The reversal of 2231733 is 3371322.

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

It is not a de Polignac number, because 2231733 - 2¹ = 2231731 is a prime.

It is a super-3 number, since 3×2231733³ = 33346323612924329511, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 106273 = 2231733 / (2 + 2 + 3 + 1 + 7 + 3 + 3).

It is a Curzon number.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231731) 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, 53116 + ... + 53157.

It is an arithmetic number, because the mean of its divisors is an integer number (425096).

2^2231733 is an apocalyptic number.

It is an amenable number.

2231733 is a deficient number, since it is larger than the sum of its proper divisors (1169035).

2231733 is a wasteful number, since it uses less digits than its factorization.

2231733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106283.

The product of its digits is 756, while the sum is 21.

The square root of 2231733 is about 1493.8985909358. The cubic root of 2231733 is about 130.6814902603.

The spelling of 2231733 in words is "two million, two hundred thirty-one thousand, seven hundred thirty-three".