22057346 has 4 divisors (see below), whose sum is σ = 33086022. Its totient is φ = 11028672.

The previous prime is 22057339. The next prime is 22057351. The reversal of 22057346 is 64375022.

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., 20205025 + 1852321 = 4495^2 + 1361^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5514335 + ... + 5514338.

Almost surely, 2^22057346 is an apocalyptic number.

22057346 is a deficient number, since it is larger than the sum of its proper divisors (11028676).

22057346 is a wasteful number, since it uses less digits than its factorization.

22057346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11028675.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 22057346 is about 4696.5248854871. The cubic root of 22057346 is about 280.4471850850.

The spelling of 22057346 in words is "twenty-two million, fifty-seven thousand, three hundred forty-six".