23091674 has 4 divisors (see below), whose sum is σ = 34637514. Its totient is φ = 11545836.

The previous prime is 23091671. The next prime is 23091689. The reversal of 23091674 is 47619032.

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., 13213225 + 9878449 = 3635^2 + 3143^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23091674.

It is not an unprimeable number, because it can be changed into a prime (23091671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5772917 + ... + 5772920.

Almost surely, 2^23091674 is an apocalyptic number.

23091674 is a deficient number, since it is larger than the sum of its proper divisors (11545840).

23091674 is a wasteful number, since it uses less digits than its factorization.

23091674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11545839.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 23091674 is about 4805.3796936350. The cubic root of 23091674 is about 284.7640357340.

The spelling of 23091674 in words is "twenty-three million, ninety-one thousand, six hundred seventy-four".