22024729 has 8 divisors (see below), whose sum is σ = 22616352. Its totient is φ = 21436800.

The previous prime is 22024711. The next prime is 22024753. The reversal of 22024729 is 92742022.

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 22024729 - 2¹¹ = 22022681 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22024697 and 22024706.

It is not an unprimeable number, because it can be changed into a prime (22024789) 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, 14454 + ... + 15904.

It is an arithmetic number, because the mean of its divisors is an integer number (2827044).

Almost surely, 2^22024729 is an apocalyptic number.

It is an amenable number.

22024729 is a deficient number, since it is larger than the sum of its proper divisors (591623).

22024729 is a wasteful number, since it uses less digits than its factorization.

22024729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1847.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 22024729 is about 4693.0511397171. The cubic root of 22024729 is about 280.3088810723.

The spelling of 22024729 in words is "twenty-two million, twenty-four thousand, seven hundred twenty-nine".