22273416 has 48 divisors (see below), whose sum is σ = 65810160. Its totient is φ = 6749280.

The previous prime is 22273403. The next prime is 22273423. The reversal of 22273416 is 61437222.

It is a super-2 number, since 2×22273416² = 992210120618112, 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 22273416.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13270 + ... + 14853.

It is an arithmetic number, because the mean of its divisors is an integer number (1371045).

Almost surely, 2^22273416 is an apocalyptic number.

It is an amenable number.

22273416 is an abundant number, since it is smaller than the sum of its proper divisors (43536744).

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

22273416 is a wasteful number, since it uses less digits than its factorization.

22273416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28146 (or 28139 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 22273416 is about 4719.4720043666. The cubic root of 22273416 is about 281.3599487160.

The spelling of 22273416 in words is "twenty-two million, two hundred seventy-three thousand, four hundred sixteen".