32223430 has 32 divisors (see below), whose sum is σ = 61457760. Its totient is φ = 12130560.

The previous prime is 32223409. The next prime is 32223479. The reversal of 32223430 is 3432223.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 32223398 and 32223407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33922 + ... + 34858.

It is an arithmetic number, because the mean of its divisors is an integer number (1920555).

Almost surely, 2^32223430 is an apocalyptic number.

32223430 is a deficient number, since it is larger than the sum of its proper divisors (29234330).

32223430 is a wasteful number, since it uses less digits than its factorization.

32223430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 32223430 is about 5676.5685057084. The cubic root of 32223430 is about 318.2173994346.

Adding to 32223430 its reverse (3432223), we get a palindrome (35655653).

The spelling of 32223430 in words is "thirty-two million, two hundred twenty-three thousand, four hundred thirty".