22735230 has 32 divisors (see below), whose sum is σ = 62360064. Its totient is φ = 5196576.

The previous prime is 22735199. The next prime is 22735231. The reversal of 22735230 is 3253722.

It is a self number, because there is not a number n which added to its sum of digits gives 22735230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22735231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53922 + ... + 54341.

It is an arithmetic number, because the mean of its divisors is an integer number (1948752).

Almost surely, 2^22735230 is an apocalyptic number.

22735230 is an abundant number, since it is smaller than the sum of its proper divisors (39624834).

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

22735230 is a wasteful number, since it uses less digits than its factorization.

22735230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108280.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 22735230 is about 4768.1474389956. The cubic root of 22735230 is about 283.2912217305.

Adding to 22735230 its reverse (3253722), we get a palindrome (25988952).

It can be divided in two parts, 2273 and 5230, that added together give a triangular number (7503 = T₁₂₂).

The spelling of 22735230 in words is "twenty-two million, seven hundred thirty-five thousand, two hundred thirty".