22432743 has 6 divisors (see below), whose sum is σ = 32402864. Its totient is φ = 14955156.

The previous prime is 22432733. The next prime is 22432757. The reversal of 22432743 is 34723422.

It is not a de Polignac number, because 22432743 - 2¹⁰ = 22431719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22432703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1246255 + ... + 1246272.

Almost surely, 2^22432743 is an apocalyptic number.

22432743 is a deficient number, since it is larger than the sum of its proper divisors (9970121).

22432743 is a wasteful number, since it uses less digits than its factorization.

22432743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492533 (or 2492530 counting only the distinct ones).

The product of its digits is 8064, while the sum is 27.

The square root of 22432743 is about 4736.3216740420. The cubic root of 22432743 is about 282.0292334263.

The spelling of 22432743 in words is "twenty-two million, four hundred thirty-two thousand, seven hundred forty-three".