29270222 has 16 divisors (see below), whose sum is σ = 47811600. Its totient is φ = 13386240.

The previous prime is 29270201. The next prime is 29270239. The reversal of 29270222 is 22207292.

It is a junction number, because it is equal to n+sod(n) for n = 29270191 and 29270200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12179 + ... + 14382.

It is an arithmetic number, because the mean of its divisors is an integer number (2988225).

Almost surely, 2^29270222 is an apocalyptic number.

29270222 is a deficient number, since it is larger than the sum of its proper divisors (18541378).

29270222 is a wasteful number, since it uses less digits than its factorization.

29270222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26611.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 29270222 is about 5410.1961147448. The cubic root of 29270222 is about 308.1829954867.

It can be divided in two parts, 29270 and 222, that added together give a palindrome (29492).

The spelling of 29270222 in words is "twenty-nine million, two hundred seventy thousand, two hundred twenty-two".