22425454 has 16 divisors (see below), whose sum is σ = 34285680. Its totient is φ = 10998720.

The previous prime is 22425433. The next prime is 22425457. The reversal of 22425454 is 45452422.

It is a super-3 number, since 3×22425454³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22425457) 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, 38989 + ... + 39559.

It is an arithmetic number, because the mean of its divisors is an integer number (2142855).

Almost surely, 2^22425454 is an apocalyptic number.

22425454 is a deficient number, since it is larger than the sum of its proper divisors (11860226).

22425454 is a wasteful number, since it uses less digits than its factorization.

22425454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915.

The product of its digits is 12800, while the sum is 28.

The square root of 22425454 is about 4735.5521325396. The cubic root of 22425454 is about 281.9986838293.

Adding to 22425454 its reverse (45452422), we get a palindrome (67877876).

The spelling of 22425454 in words is "twenty-two million, four hundred twenty-five thousand, four hundred fifty-four".