22273484 has 12 divisors (see below), whose sum is σ = 39885384. Its totient is φ = 10877664.

The previous prime is 22273483. The next prime is 22273487. The reversal of 22273484 is 48437222.

It is a super-2 number, since 2×22273484² = 992216178996512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22273484.

It is not an unprimeable number, because it can be changed into a prime (22273483) 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, 64577 + ... + 64920.

It is an arithmetic number, because the mean of its divisors is an integer number (3323782).

Almost surely, 2^22273484 is an apocalyptic number.

It is an amenable number.

22273484 is a deficient number, since it is larger than the sum of its proper divisors (17611900).

22273484 is a wasteful number, since it uses less digits than its factorization.

22273484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129544 (or 129542 counting only the distinct ones).

The product of its digits is 21504, while the sum is 32.

The square root of 22273484 is about 4719.4792085568. The cubic root of 22273484 is about 281.3602350432.

The spelling of 22273484 in words is "twenty-two million, two hundred seventy-three thousand, four hundred eighty-four".