22040354 has 8 divisors (see below), whose sum is σ = 37783488. Its totient is φ = 9445860.

The previous prime is 22040353. The next prime is 22040363. The reversal of 22040354 is 45304022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22040353) 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, 787142 + ... + 787169.

It is an arithmetic number, because the mean of its divisors is an integer number (4722936).

Almost surely, 2^22040354 is an apocalyptic number.

22040354 is a deficient number, since it is larger than the sum of its proper divisors (15743134).

22040354 is a wasteful number, since it uses less digits than its factorization.

22040354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574320.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 22040354 is about 4694.7155398384. The cubic root of 22040354 is about 280.3751518983.

Adding to 22040354 its reverse (45304022), we get a palindrome (67344376).

The spelling of 22040354 in words is "twenty-two million, forty thousand, three hundred fifty-four".