22057403 has 2 divisors, whose sum is σ = 22057404. Its totient is φ = 22057402.

The previous prime is 22057397. The next prime is 22057433. The reversal of 22057403 is 30475022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22057403 - 2⁶ = 22057339 is a prime.

It is not a weakly prime, because it can be changed into another prime (22057433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11028701 + 11028702.

It is an arithmetic number, because the mean of its divisors is an integer number (11028702).

Almost surely, 2^22057403 is an apocalyptic number.

22057403 is a deficient number, since it is larger than the sum of its proper divisors (1).

22057403 is an equidigital number, since it uses as much as digits as its factorization.

22057403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 22057403 is about 4696.5309537998. The cubic root of 22057403 is about 280.4474266595.

The spelling of 22057403 in words is "twenty-two million, fifty-seven thousand, four hundred three".