34721222 has 8 divisors (see below), whose sum is σ = 52109400. Its totient is φ = 17351424.

The previous prime is 34721213. The next prime is 34721233. The reversal of 34721222 is 22212743.

It is a happy number.

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

It is a congruent number.

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, 2054 + ... + 8582.

It is an arithmetic number, because the mean of its divisors is an integer number (6513675).

Almost surely, 2^34721222 is an apocalyptic number.

34721222 is a deficient number, since it is larger than the sum of its proper divisors (17388178).

34721222 is a wasteful number, since it uses less digits than its factorization.

34721222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9190.

The product of its digits is 1344, while the sum is 23.

The square root of 34721222 is about 5892.4716376068. The cubic root of 34721222 is about 326.2358374772.

Adding to 34721222 its reverse (22212743), we get a palindrome (56933965).

It can be divided in two parts, 34721 and 222, that added together give a palindrome (34943).

The spelling of 34721222 in words is "thirty-four million, seven hundred twenty-one thousand, two hundred twenty-two".