23505450 has 24 divisors (see below), whose sum is σ = 58293888. Its totient is φ = 6268080.

The previous prime is 23505437. The next prime is 23505463. The reversal of 23505450 is 5450532.

It is an interprime number because it is at equal distance from previous prime (23505437) and next prime (23505463).

It is a self number, because there is not a number n which added to its sum of digits gives 23505450.

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, 78202 + ... + 78501.

It is an arithmetic number, because the mean of its divisors is an integer number (2428912).

Almost surely, 2^23505450 is an apocalyptic number.

23505450 is an abundant number, since it is smaller than the sum of its proper divisors (34788438).

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

23505450 is a wasteful number, since it uses less digits than its factorization.

23505450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156718 (or 156713 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 23505450 is about 4848.2419494081. The cubic root of 23505450 is about 286.4548567585.

Adding to 23505450 its reverse (5450532), we get a palindrome (28955982).

The spelling of 23505450 in words is "twenty-three million, five hundred five thousand, four hundred fifty".