22274376 has 16 divisors (see below), whose sum is σ = 55686000. Its totient is φ = 7424784.

The previous prime is 22274353. The next prime is 22274377. The reversal of 22274376 is 67347222.

It is a super-2 number, since 2×22274376² = 992295652378752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22274377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464026 + ... + 464073.

It is an arithmetic number, because the mean of its divisors is an integer number (3480375).

Almost surely, 2^22274376 is an apocalyptic number.

It is an amenable number.

22274376 is an abundant number, since it is smaller than the sum of its proper divisors (33411624).

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

22274376 is a wasteful number, since it uses less digits than its factorization.

22274376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928108 (or 928104 counting only the distinct ones).

The product of its digits is 28224, while the sum is 33.

The square root of 22274376 is about 4719.5737095632. The cubic root of 22274376 is about 281.3639909289.

The spelling of 22274376 in words is "twenty-two million, two hundred seventy-four thousand, three hundred seventy-six".