23473151 has 24 divisors (see below), whose sum is σ = 27802320. Its totient is φ = 19643904.

The previous prime is 23473139. The next prime is 23473171. The reversal of 23473151 is 15137432.

It is a de Polignac number, because none of the positive numbers 2^k-23473151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23473151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23473111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207671 + ... + 207783.

It is an arithmetic number, because the mean of its divisors is an integer number (1158430).

Almost surely, 2^23473151 is an apocalyptic number.

23473151 is a deficient number, since it is larger than the sum of its proper divisors (4329169).

23473151 is a wasteful number, since it uses less digits than its factorization.

23473151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 174 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 23473151 is about 4844.9098030820. The cubic root of 23473151 is about 286.3235900878.

The spelling of 23473151 in words is "twenty-three million, four hundred seventy-three thousand, one hundred fifty-one".