22001354 has 16 divisors (see below), whose sum is σ = 34927200. Its totient is φ = 10365264.

The previous prime is 22001341. The next prime is 22001359. The reversal of 22001354 is 45310022.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22001359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6017 + ... + 8955.

It is an arithmetic number, because the mean of its divisors is an integer number (2182950).

Almost surely, 2^22001354 is an apocalyptic number.

22001354 is a deficient number, since it is larger than the sum of its proper divisors (12925846).

22001354 is a wasteful number, since it uses less digits than its factorization.

22001354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3157.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 22001354 is about 4690.5600944877. The cubic root of 22001354 is about 280.2096813738.

Adding to 22001354 its reverse (45310022), we get a palindrome (67311376).

The spelling of 22001354 in words is "twenty-two million, one thousand, three hundred fifty-four".