22273754 has 4 divisors (see below), whose sum is σ = 33410634. Its totient is φ = 11136876.

The previous prime is 22273753. The next prime is 22273781. The reversal of 22273754 is 45737222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19123129 + 3150625 = 4373^2 + 1775^2 .

It is a super-2 number, since 2×22273754² = 992240234505032, 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 22273754.

It is not an unprimeable number, because it can be changed into a prime (22273753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5568437 + ... + 5568440.

Almost surely, 2^22273754 is an apocalyptic number.

22273754 is a deficient number, since it is larger than the sum of its proper divisors (11136880).

22273754 is a wasteful number, since it uses less digits than its factorization.

22273754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11136879.

The product of its digits is 23520, while the sum is 32.

The square root of 22273754 is about 4719.5078133212. The cubic root of 22273754 is about 281.3613719250.

The spelling of 22273754 in words is "twenty-two million, two hundred seventy-three thousand, seven hundred fifty-four".