29274285 has 32 divisors (see below), whose sum is σ = 49828608. Its totient is φ = 14643200.

The previous prime is 29274247. The next prime is 29274313. The reversal of 29274285 is 58247292.

It is not a de Polignac number, because 29274285 - 2⁹ = 29273773 is a prime.

It is a super-2 number, since 2×29274285² = 1713967524522450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17485 + ... + 19085.

It is an arithmetic number, because the mean of its divisors is an integer number (1557144).

Almost surely, 2^29274285 is an apocalyptic number.

It is an amenable number.

29274285 is a deficient number, since it is larger than the sum of its proper divisors (20554323).

29274285 is a wasteful number, since it uses less digits than its factorization.

29274285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685.

The product of its digits is 80640, while the sum is 39.

The square root of 29274285 is about 5410.5715964212. The cubic root of 29274285 is about 308.1972544559.

The spelling of 29274285 in words is "twenty-nine million, two hundred seventy-four thousand, two hundred eighty-five".