23247634 has 4 divisors (see below), whose sum is σ = 34871454. Its totient is φ = 11623816.

The previous prime is 23247607. The next prime is 23247643. The reversal of 23247634 is 43674232.

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

It can be written as a sum of positive squares in only one way, i.e., 19386409 + 3861225 = 4403^2 + 1965^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 23247596 and 23247605.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5811907 + ... + 5811910.

Almost surely, 2^23247634 is an apocalyptic number.

23247634 is a deficient number, since it is larger than the sum of its proper divisors (11623820).

23247634 is a wasteful number, since it uses less digits than its factorization.

23247634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11623819.

The product of its digits is 24192, while the sum is 31.

The square root of 23247634 is about 4821.5800314835. The cubic root of 23247634 is about 285.4036917918.

The spelling of 23247634 in words is "twenty-three million, two hundred forty-seven thousand, six hundred thirty-four".