23146356 has 24 divisors (see below), whose sum is σ = 54816160. Its totient is φ = 7600032.

The previous prime is 23146327. The next prime is 23146369. The reversal of 23146356 is 65364132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13591 + ... + 15198.

Almost surely, 2^23146356 is an apocalyptic number.

It is an amenable number.

23146356 is an abundant number, since it is smaller than the sum of its proper divisors (31669804).

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

23146356 is a wasteful number, since it uses less digits than its factorization.

23146356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28863 (or 28861 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 23146356 is about 4811.0659941431. The cubic root of 23146356 is about 284.9886360504.

The spelling of 23146356 in words is "twenty-three million, one hundred forty-six thousand, three hundred fifty-six".