22211434 has 8 divisors (see below), whose sum is σ = 38076768. Its totient is φ = 9519180.

The previous prime is 22211429. The next prime is 22211447. The reversal of 22211434 is 43411222.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 793252 + ... + 793279.

It is an arithmetic number, because the mean of its divisors is an integer number (4759596).

Almost surely, 2^22211434 is an apocalyptic number.

22211434 is a deficient number, since it is larger than the sum of its proper divisors (15865334).

22211434 is a wasteful number, since it uses less digits than its factorization.

22211434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586540.

The product of its digits is 384, while the sum is 19.

The square root of 22211434 is about 4712.9008052366. The cubic root of 22211434 is about 281.0987187079.

Adding to 22211434 its reverse (43411222), we get a palindrome (65622656).

It can be divided in two parts, 2221 and 1434, that added together give a triangular number (3655 = T₈₅).

The spelling of 22211434 in words is "twenty-two million, two hundred eleven thousand, four hundred thirty-four".