22275403 has 2 divisors, whose sum is σ = 22275404. Its totient is φ = 22275402.

The previous prime is 22275401. The next prime is 22275413. The reversal of 22275403 is 30457222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22275403 - 2¹ = 22275401 is a prime.

Together with 22275401, it forms a pair of twin primes.

It is equal to p_1405429 and since 22275403 and 1405429 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (22275401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11137701 + 11137702.

It is an arithmetic number, because the mean of its divisors is an integer number (11137702).

Almost surely, 2^22275403 is an apocalyptic number.

22275403 is a deficient number, since it is larger than the sum of its proper divisors (1).

22275403 is an equidigital number, since it uses as much as digits as its factorization.

22275403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 22275403 is about 4719.6825105085. The cubic root of 22275403 is about 281.3683151260.

It can be divided in two parts, 222 and 75403, that added together give a square (75625 = 275²).

The spelling of 22275403 in words is "twenty-two million, two hundred seventy-five thousand, four hundred three".