22462061 has 4 divisors (see below), whose sum is σ = 22529052. Its totient is φ = 22395072.

The previous prime is 22462051. The next prime is 22462081. The reversal of 22462061 is 16026422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1932100 + 20529961 = 1390^2 + 4531^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22462061 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 (22462031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32990 + ... + 33663.

It is an arithmetic number, because the mean of its divisors is an integer number (5632263).

Almost surely, 2^22462061 is an apocalyptic number.

It is an amenable number.

22462061 is a deficient number, since it is larger than the sum of its proper divisors (66991).

22462061 is an equidigital number, since it uses as much as digits as its factorization.

22462061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66990.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 22462061 is about 4739.4156812839. The cubic root of 22462061 is about 282.1520439917.

Adding to 22462061 its reverse (16026422), we get a palindrome (38488483).

The spelling of 22462061 in words is "twenty-two million, four hundred sixty-two thousand, sixty-one".