23214345 has 64 divisors (see below), whose sum is σ = 47001600. Its totient is φ = 9504000.

The previous prime is 23214329. The next prime is 23214391. The reversal of 23214345 is 54341232.

It is not a de Polignac number, because 23214345 - 2⁴ = 23214329 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 116556 + ... + 116754.

It is an arithmetic number, because the mean of its divisors is an integer number (734400).

Almost surely, 2^23214345 is an apocalyptic number.

It is an amenable number.

23214345 is an abundant number, since it is smaller than the sum of its proper divisors (23787255).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23214345 is a wasteful number, since it uses less digits than its factorization.

23214345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326.

The product of its digits is 2880, while the sum is 24.

The square root of 23214345 is about 4818.1267106626. The cubic root of 23214345 is about 285.2674006186.

Adding to 23214345 its reverse (54341232), we get a palindrome (77555577).

It can be divided in two parts, 2321 and 4345, that added together give a palindrome (6666).

The spelling of 23214345 in words is "twenty-three million, two hundred fourteen thousand, three hundred forty-five".