22262454 has 12 divisors (see below), whose sum is σ = 48235356. Its totient is φ = 7420812.

The previous prime is 22262453. The next prime is 22262477. The reversal of 22262454 is 45426222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22262453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618384 + ... + 618419.

It is an arithmetic number, because the mean of its divisors is an integer number (4019613).

Almost surely, 2^22262454 is an apocalyptic number.

22262454 is an abundant number, since it is smaller than the sum of its proper divisors (25972902).

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

22262454 is a wasteful number, since it uses less digits than its factorization.

22262454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236811 (or 1236808 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 22262454 is about 4718.3105027117. The cubic root of 22262454 is about 281.3137834597.

Adding to 22262454 its reverse (45426222), we get a palindrome (67688676).

The spelling of 22262454 in words is "twenty-two million, two hundred sixty-two thousand, four hundred fifty-four".