22942743 has 8 divisors (see below), whose sum is σ = 31047168. Its totient is φ = 15066744.

The previous prime is 22942723. The next prime is 22942763. The reversal of 22942743 is 34724922.

It is an interprime number because it is at equal distance from previous prime (22942723) and next prime (22942763).

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

It is not a de Polignac number, because 22942743 - 2¹⁰ = 22941719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22942723) 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, 56871 + ... + 57272.

It is an arithmetic number, because the mean of its divisors is an integer number (3880896).

Almost surely, 2^22942743 is an apocalyptic number.

22942743 is a deficient number, since it is larger than the sum of its proper divisors (8104425).

22942743 is a wasteful number, since it uses less digits than its factorization.

22942743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114213.

The product of its digits is 24192, while the sum is 33.

The square root of 22942743 is about 4789.8583486362. The cubic root of 22942743 is about 284.1505145096.

The spelling of 22942743 in words is "twenty-two million, nine hundred forty-two thousand, seven hundred forty-three".