22262672 has 20 divisors (see below), whose sum is σ = 44187276. Its totient is φ = 10859520.

The previous prime is 22262671. The next prime is 22262677. The reversal of 22262672 is 27626222.

It can be written as a sum of positive squares in 2 ways, for example, as 12503296 + 9759376 = 3536^2 + 3124^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22262671) 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, 16313 + ... + 17624.

Almost surely, 2^22262672 is an apocalyptic number.

It is an amenable number.

22262672 is a deficient number, since it is larger than the sum of its proper divisors (21924604).

22262672 is a wasteful number, since it uses less digits than its factorization.

22262672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33986 (or 33980 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 22262672 is about 4718.3336041446. Note that the first 3 decimals coincide. The cubic root of 22262672 is about 281.3147016903.

Adding to 22262672 its reverse (27626222), we get a palindrome (49888894).

The spelling of 22262672 in words is "twenty-two million, two hundred sixty-two thousand, six hundred seventy-two".