22828739 has 8 divisors (see below), whose sum is σ = 24250608. Its totient is φ = 21415680.

The previous prime is 22828711. The next prime is 22828763. The reversal of 22828739 is 93782822.

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 22828739 - 2⁸ = 22828483 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22828696 and 22828705.

It is not an unprimeable number, because it can be changed into a prime (22825739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3599 + ... + 7655.

It is an arithmetic number, because the mean of its divisors is an integer number (3031326).

Almost surely, 2^22828739 is an apocalyptic number.

22828739 is a deficient number, since it is larger than the sum of its proper divisors (1421869).

22828739 is a wasteful number, since it uses less digits than its factorization.

22828739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4405.

The product of its digits is 96768, while the sum is 41.

The square root of 22828739 is about 4777.9429674286. The cubic root of 22828739 is about 283.6790785769.

The spelling of 22828739 in words is "twenty-two million, eight hundred twenty-eight thousand, seven hundred thirty-nine".