23197498 has 4 divisors (see below), whose sum is σ = 34796250. Its totient is φ = 11598748.

The previous prime is 23197487. The next prime is 23197519. The reversal of 23197498 is 89479132.

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., 18774889 + 4422609 = 4333^2 + 2103^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5799373 + ... + 5799376.

Almost surely, 2^23197498 is an apocalyptic number.

23197498 is a deficient number, since it is larger than the sum of its proper divisors (11598752).

23197498 is a wasteful number, since it uses less digits than its factorization.

23197498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11598751.

The product of its digits is 108864, while the sum is 43.

The square root of 23197498 is about 4816.3780997758. The cubic root of 23197498 is about 285.1983763014.

It can be divided in two parts, 23 and 197498, that multiplied together give a palindrome (4542454).

The spelling of 23197498 in words is "twenty-three million, one hundred ninety-seven thousand, four hundred ninety-eight".