23161046 has 8 divisors (see below), whose sum is σ = 36252144. Its totient is φ = 11077000.

The previous prime is 23161043. The next prime is 23161051. The reversal of 23161046 is 64016132.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23161043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251705 + ... + 251796.

It is an arithmetic number, because the mean of its divisors is an integer number (4531518).

Almost surely, 2^23161046 is an apocalyptic number.

23161046 is a deficient number, since it is larger than the sum of its proper divisors (13091098).

23161046 is a wasteful number, since it uses less digits than its factorization.

23161046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503526.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 23161046 is about 4812.5924406706. The cubic root of 23161046 is about 285.0489133242.

Adding to 23161046 its reverse (64016132), we get a palindrome (87177178).

The spelling of 23161046 in words is "twenty-three million, one hundred sixty-one thousand, forty-six".