22773241 has 4 divisors (see below), whose sum is σ = 23388772. Its totient is φ = 22157712.

The previous prime is 22773221. The next prime is 22773277. The reversal of 22773241 is 14237722.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14237722 = 2 ⋅7118861.

It can be written as a sum of positive squares in 2 ways, for example, as 21427641 + 1345600 = 4629^2 + 1160^2 .

It is a cyclic number.

It is not a de Polignac number, because 22773241 - 2⁵ = 22773209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22773221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307710 + ... + 307783.

It is an arithmetic number, because the mean of its divisors is an integer number (5847193).

Almost surely, 2^22773241 is an apocalyptic number.

It is an amenable number.

22773241 is a deficient number, since it is larger than the sum of its proper divisors (615531).

22773241 is an equidigital number, since it uses as much as digits as its factorization.

22773241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615530.

The product of its digits is 4704, while the sum is 28.

The square root of 22773241 is about 4772.1317039663. The cubic root of 22773241 is about 283.4490118957.

The spelling of 22773241 in words is "twenty-two million, seven hundred seventy-three thousand, two hundred forty-one".