23140202 has 8 divisors (see below), whose sum is σ = 35907300. Its totient is φ = 11171104.

The previous prime is 23140199. The next prime is 23140217. The reversal of 23140202 is 20204132.

It can be written as a sum of positive squares in 2 ways, for example, as 23049601 + 90601 = 4801^2 + 301^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199427 + ... + 199542.

Almost surely, 2^23140202 is an apocalyptic number.

23140202 is a deficient number, since it is larger than the sum of its proper divisors (12767098).

23140202 is a wasteful number, since it uses less digits than its factorization.

23140202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399000.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 23140202 is about 4810.4263844279. The cubic root of 23140202 is about 284.9633768473.

Adding to 23140202 its reverse (20204132), we get a palindrome (43344334).

The spelling of 23140202 in words is "twenty-three million, one hundred forty thousand, two hundred two".