22132403 has 8 divisors (see below), whose sum is σ = 22514880. Its totient is φ = 21752640.

The previous prime is 22132399. The next prime is 22132457. The reversal of 22132403 is 30423122.

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

It is a cyclic number.

It is not a de Polignac number, because 22132403 - 2² = 22132399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22132483) 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, 21701 + ... + 22697.

It is an arithmetic number, because the mean of its divisors is an integer number (2814360).

Almost surely, 2^22132403 is an apocalyptic number.

22132403 is a deficient number, since it is larger than the sum of its proper divisors (382477).

22132403 is an equidigital number, since it uses as much as digits as its factorization.

22132403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1357.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22132403 is about 4704.5087947627. The cubic root of 22132403 is about 280.7649279592.

Adding to 22132403 its reverse (30423122), we get a palindrome (52555525).

The spelling of 22132403 in words is "twenty-two million, one hundred thirty-two thousand, four hundred three".