22428703 has 8 divisors (see below), whose sum is σ = 25531776. Its totient is φ = 19503000.

The previous prime is 22428643. The next prime is 22428709. The reversal of 22428703 is 30782422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22428703 - 2⁹ = 22428191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22428709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44073 + ... + 44578.

It is an arithmetic number, because the mean of its divisors is an integer number (3191472).

Almost surely, 2^22428703 is an apocalyptic number.

22428703 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22428703 is a deficient number, since it is larger than the sum of its proper divisors (3103073).

22428703 is a wasteful number, since it uses less digits than its factorization.

22428703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88685.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 22428703 is about 4735.8951635356. The cubic root of 22428703 is about 282.0123018291.

The spelling of 22428703 in words is "twenty-two million, four hundred twenty-eight thousand, seven hundred three".