22425403 has 32 divisors (see below), whose sum is σ = 30868992. Its totient is φ = 15724800.

The previous prime is 22425383. The next prime is 22425427. The reversal of 22425403 is 30452422.

It is not a de Polignac number, because 22425403 - 2⁵ = 22425371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22425433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42783 + ... + 43303.

It is an arithmetic number, because the mean of its divisors is an integer number (964656).

Almost surely, 2^22425403 is an apocalyptic number.

22425403 is a deficient number, since it is larger than the sum of its proper divisors (8443589).

22425403 is a wasteful number, since it uses less digits than its factorization.

22425403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 22425403 is about 4735.5467477367. The cubic root of 22425403 is about 281.9984700552.

Adding to 22425403 its reverse (30452422), we get a palindrome (52877825).

The spelling of 22425403 in words is "twenty-two million, four hundred twenty-five thousand, four hundred three".