22340461 has 8 divisors (see below), whose sum is σ = 26246304. Its totient is φ = 18747120.

The previous prime is 22340441. The next prime is 22340467. The reversal of 22340461 is 16404322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22340461 - 2⁹ = 22339949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22340467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77971 + ... + 78256.

It is an arithmetic number, because the mean of its divisors is an integer number (3280788).

Almost surely, 2^22340461 is an apocalyptic number.

It is an amenable number.

22340461 is a deficient number, since it is larger than the sum of its proper divisors (3905843).

22340461 is a wasteful number, since it uses less digits than its factorization.

22340461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156251.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22340461 is about 4726.5696863582. The cubic root of 22340461 is about 281.6419722446.

Adding to 22340461 its reverse (16404322), we get a palindrome (38744783).

It can be divided in two parts, 22340 and 461, that added together give a square (22801 = 151²).

The spelling of 22340461 in words is "twenty-two million, three hundred forty thousand, four hundred sixty-one".