22727983 has 2 divisors, whose sum is σ = 22727984. Its totient is φ = 22727982.

The previous prime is 22727959. The next prime is 22727993. The reversal of 22727983 is 38972722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22727983 - 2¹⁷ = 22596911 is a prime.

It is a super-2 number, since 2×22727983² = 1033122422496578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22727993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11363991 + 11363992.

It is an arithmetic number, because the mean of its divisors is an integer number (11363992).

Almost surely, 2^22727983 is an apocalyptic number.

22727983 is a deficient number, since it is larger than the sum of its proper divisors (1).

22727983 is an equidigital number, since it uses as much as digits as its factorization.

22727983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 22727983 is about 4767.3874396780. The cubic root of 22727983 is about 283.2611182354.

The spelling of 22727983 in words is "twenty-two million, seven hundred twenty-seven thousand, nine hundred eighty-three".