23250330 has 24 divisors (see below), whose sum is σ = 60451092. Its totient is φ = 6200064.

The previous prime is 23250329. The next prime is 23250343. The reversal of 23250330 is 3305232.

It can be written as a sum of positive squares in 2 ways, for example, as 23011209 + 239121 = 4797^2 + 489^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129079 + ... + 129258.

Almost surely, 2^23250330 is an apocalyptic number.

23250330 is an abundant number, since it is smaller than the sum of its proper divisors (37200762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23250330 is a wasteful number, since it uses less digits than its factorization.

23250330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258350 (or 258347 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 23250330 is about 4821.8595997810. The cubic root of 23250330 is about 285.4147240057.

Adding to 23250330 its reverse (3305232), we get a palindrome (26555562).

The spelling of 23250330 in words is "twenty-three million, two hundred fifty thousand, three hundred thirty".