29220274 has 4 divisors (see below), whose sum is σ = 43830414. Its totient is φ = 14610136.

The previous prime is 29220251. The next prime is 29220277. The reversal of 29220274 is 47202292.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28569025 + 651249 = 5345^2 + 807^2 .

It is not an unprimeable number, because it can be changed into a prime (29220277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7305067 + ... + 7305070.

Almost surely, 2^29220274 is an apocalyptic number.

29220274 is a deficient number, since it is larger than the sum of its proper divisors (14610140).

29220274 is a wasteful number, since it uses less digits than its factorization.

29220274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14610139.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 29220274 is about 5405.5780449458. The cubic root of 29220274 is about 308.0075966530.

The spelling of 29220274 in words is "twenty-nine million, two hundred twenty thousand, two hundred seventy-four".