22313434 has 32 divisors (see below), whose sum is σ = 39997440. Its totient is φ = 9201600.

The previous prime is 22313413. The next prime is 22313443. The reversal of 22313434 is 43431322.

It is a happy number.

It is a super-3 number, since 3×22313434³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16807 + ... + 18085.

It is an arithmetic number, because the mean of its divisors is an integer number (1249920).

Almost surely, 2^22313434 is an apocalyptic number.

22313434 is a deficient number, since it is larger than the sum of its proper divisors (17684006).

22313434 is a wasteful number, since it uses less digits than its factorization.

22313434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366.

The product of its digits is 1728, while the sum is 22.

The square root of 22313434 is about 4723.7097709322. The cubic root of 22313434 is about 281.5283516523.

Adding to 22313434 its reverse (43431322), we get a palindrome (65744756).

It can be divided in two parts, 2231 and 3434, that added together give a palindrome (5665).

The spelling of 22313434 in words is "twenty-two million, three hundred thirteen thousand, four hundred thirty-four".