23017406 has 4 divisors (see below), whose sum is σ = 34526112. Its totient is φ = 11508702.

The previous prime is 23017403. The next prime is 23017433. The reversal of 23017406 is 60471032.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23017403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5754350 + ... + 5754353.

It is an arithmetic number, because the mean of its divisors is an integer number (8631528).

Almost surely, 2^23017406 is an apocalyptic number.

23017406 is a deficient number, since it is larger than the sum of its proper divisors (11508706).

23017406 is a wasteful number, since it uses less digits than its factorization.

23017406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11508705.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 23017406 is about 4797.6458810546. The cubic root of 23017406 is about 284.4584195314.

Adding to 23017406 its reverse (60471032), we get a palindrome (83488438).

The spelling of 23017406 in words is "twenty-three million, seventeen thousand, four hundred six".