23463729 has 16 divisors (see below), whose sum is σ = 34867200. Its totient is φ = 15594768.

The previous prime is 23463721. The next prime is 23463743. The reversal of 23463729 is 92736432.

It is a happy number.

It is not a de Polignac number, because 23463729 - 2³ = 23463721 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 23463693 and 23463702.

It is not an unprimeable number, because it can be changed into a prime (23463721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9207 + ... + 11475.

It is an arithmetic number, because the mean of its divisors is an integer number (2179200).

Almost surely, 2^23463729 is an apocalyptic number.

It is an amenable number.

23463729 is a deficient number, since it is larger than the sum of its proper divisors (11403471).

23463729 is a wasteful number, since it uses less digits than its factorization.

23463729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661 (or 2655 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 23463729 is about 4843.9373447641. The cubic root of 23463729 is about 286.2852753639.

The spelling of 23463729 in words is "twenty-three million, four hundred sixty-three thousand, seven hundred twenty-nine".