23081698 has 4 divisors (see below), whose sum is σ = 34622550. Its totient is φ = 11540848.

The previous prime is 23081693. The next prime is 23081711. The reversal of 23081698 is 89618032.

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., 18948609 + 4133089 = 4353^2 + 2033^2 .

It is not an unprimeable number, because it can be changed into a prime (23081693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5770423 + ... + 5770426.

Almost surely, 2^23081698 is an apocalyptic number.

23081698 is a deficient number, since it is larger than the sum of its proper divisors (11540852).

23081698 is a wasteful number, since it uses less digits than its factorization.

23081698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11540851.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 23081698 is about 4804.3415781978. The cubic root of 23081698 is about 284.7230221749.

The spelling of 23081698 in words is "twenty-three million, eighty-one thousand, six hundred ninety-eight".