22825739 has 2 divisors, whose sum is σ = 22825740. Its totient is φ = 22825738.

The previous prime is 22825723. The next prime is 22825753. The reversal of 22825739 is 93752822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22825739 - 2⁴ = 22825723 is a prime.

It is a super-2 number, since 2×22825739² = 1042028721792242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22825939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11412869 + 11412870.

It is an arithmetic number, because the mean of its divisors is an integer number (11412870).

Almost surely, 2^22825739 is an apocalyptic number.

22825739 is a deficient number, since it is larger than the sum of its proper divisors (1).

22825739 is an equidigital number, since it uses as much as digits as its factorization.

22825739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 22825739 is about 4777.6290144799. The cubic root of 22825739 is about 283.6666516309. Note that the first 4 decimals are identical.

The spelling of 22825739 in words is "twenty-two million, eight hundred twenty-five thousand, seven hundred thirty-nine".