22077352 has 64 divisors (see below), whose sum is σ = 48081600. Its totient is φ = 9408000.

The previous prime is 22077283. The next prime is 22077353. The reversal of 22077352 is 25377022.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22077352.

It is not an unprimeable number, because it can be changed into a prime (22077353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104527 + ... + 104737.

It is an arithmetic number, because the mean of its divisors is an integer number (751275).

Almost surely, 2^22077352 is an apocalyptic number.

22077352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22077352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24040800).

22077352 is an abundant number, since it is smaller than the sum of its proper divisors (26004248).

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

22077352 is a wasteful number, since it uses less digits than its factorization.

22077352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 22077352 is about 4698.6542754282. The cubic root of 22077352 is about 280.5319479415.

It can be divided in two parts, 2207 and 7352, that added together give a palindrome (9559).

The spelling of 22077352 in words is "twenty-two million, seventy-seven thousand, three hundred fifty-two".