22401334 has 8 divisors (see below), whose sum is σ = 34421688. Its totient is φ = 10927440.

The previous prime is 22401331. The next prime is 22401341. The reversal of 22401334 is 43310422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22401331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136512 + ... + 136675.

It is an arithmetic number, because the mean of its divisors is an integer number (4302711).

Almost surely, 2^22401334 is an apocalyptic number.

22401334 is a deficient number, since it is larger than the sum of its proper divisors (12020354).

22401334 is a wasteful number, since it uses less digits than its factorization.

22401334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273230.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22401334 is about 4733.0047538535. The cubic root of 22401334 is about 281.8975450623.

Adding to 22401334 its reverse (43310422), we get a palindrome (65711756).

It can be divided in two parts, 2 and 2401334, that added together give a triangular number (2401336 = T₂₁₉₁).

The spelling of 22401334 in words is "twenty-two million, four hundred one thousand, three hundred thirty-four".