23487734 has 4 divisors (see below), whose sum is σ = 35231604. Its totient is φ = 11743866.

The previous prime is 23487731. The next prime is 23487749. The reversal of 23487734 is 43778432.

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 (23487731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5871932 + ... + 5871935.

It is an arithmetic number, because the mean of its divisors is an integer number (8807901).

Almost surely, 2^23487734 is an apocalyptic number.

23487734 is a deficient number, since it is larger than the sum of its proper divisors (11743870).

23487734 is a wasteful number, since it uses less digits than its factorization.

23487734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11743869.

The product of its digits is 112896, while the sum is 38.

The square root of 23487734 is about 4846.4145509851. The cubic root of 23487734 is about 286.3828718963.

The spelling of 23487734 in words is "twenty-three million, four hundred eighty-seven thousand, seven hundred thirty-four".