29040226 has 8 divisors (see below), whose sum is σ = 43716204. Its totient is φ = 14468160.

The previous prime is 29040217. The next prime is 29040239. The reversal of 29040226 is 62204092.

It can be written as a sum of positive squares in 2 ways, for example, as 24000201 + 5040025 = 4899^2 + 2245^2 .

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

It is a super-2 number, since 2×29040226² = 1686669452262152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29040226.

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, 25275 + ... + 26398.

Almost surely, 2^29040226 is an apocalyptic number.

29040226 is a deficient number, since it is larger than the sum of its proper divisors (14675978).

29040226 is a wasteful number, since it uses less digits than its factorization.

29040226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51956.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 29040226 is about 5388.8984031989. The cubic root of 29040226 is about 307.3736709800.

The spelling of 29040226 in words is "twenty-nine million, forty thousand, two hundred twenty-six".