22827019 has 2 divisors, whose sum is σ = 22827020. Its totient is φ = 22827018.

The previous prime is 22826989. The next prime is 22827029. The reversal of 22827019 is 91072822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22827019 - 2¹³ = 22818827 is a prime.

It is a super-2 number, since 2×22827019² = 1042145592852722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22827029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11413509 + 11413510.

It is an arithmetic number, because the mean of its divisors is an integer number (11413510).

Almost surely, 2^22827019 is an apocalyptic number.

22827019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22827019 is an equidigital number, since it uses as much as digits as its factorization.

22827019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 22827019 is about 4777.7629702613. The cubic root of 22827019 is about 283.6719539277.

The spelling of 22827019 in words is "twenty-two million, eight hundred twenty-seven thousand, nineteen".