23742646 has 4 divisors (see below), whose sum is σ = 35613972. Its totient is φ = 11871322.

The previous prime is 23742629. The next prime is 23742679. The reversal of 23742646 is 64624732.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5935660 + ... + 5935663.

It is an arithmetic number, because the mean of its divisors is an integer number (8903493).

Almost surely, 2^23742646 is an apocalyptic number.

23742646 is a deficient number, since it is larger than the sum of its proper divisors (11871326).

23742646 is a wasteful number, since it uses less digits than its factorization.

23742646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11871325.

The product of its digits is 48384, while the sum is 34.

The square root of 23742646 is about 4872.6426095087. The cubic root of 23742646 is about 287.4151825413.

The spelling of 23742646 in words is "twenty-three million, seven hundred forty-two thousand, six hundred forty-six".