23213514 has 32 divisors (see below), whose sum is σ = 48600000. Its totient is φ = 7382144.

The previous prime is 23213479. The next prime is 23213527. The reversal of 23213514 is 41531232.

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, 14737 + ... + 16235.

It is an arithmetic number, because the mean of its divisors is an integer number (1518750).

Almost surely, 2^23213514 is an apocalyptic number.

23213514 is an abundant number, since it is smaller than the sum of its proper divisors (25386486).

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

23213514 is a wasteful number, since it uses less digits than its factorization.

23213514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622.

The product of its digits is 720, while the sum is 21.

The square root of 23213514 is about 4818.0404730554. The cubic root of 23213514 is about 285.2639966883.

Adding to 23213514 its reverse (41531232), we get a palindrome (64744746).

The spelling of 23213514 in words is "twenty-three million, two hundred thirteen thousand, five hundred fourteen".