29167225 has 12 divisors (see below), whose sum is σ = 36851436. Its totient is φ = 22892480.

The previous prime is 29167219. The next prime is 29167241. The reversal of 29167225 is 52276192.

It can be written as a sum of positive squares in 6 ways, for example, as 147456 + 29019769 = 384^2 + 5387^2 .

It is not a de Polignac number, because 29167225 - 2⁷ = 29167097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9682 + ... + 12331.

It is an arithmetic number, because the mean of its divisors is an integer number (3070953).

Almost surely, 2^29167225 is an apocalyptic number.

29167225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29167225 is a deficient number, since it is larger than the sum of its proper divisors (7684211).

29167225 is a wasteful number, since it uses less digits than its factorization.

29167225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22076 (or 22071 counting only the distinct ones).

The product of its digits is 15120, while the sum is 34.

The square root of 29167225 is about 5400.6689400481. The cubic root of 29167225 is about 307.8210892413.

It can be divided in two parts, 29167 and 225, that added together give a palindrome (29392).

The spelling of 29167225 in words is "twenty-nine million, one hundred sixty-seven thousand, two hundred twenty-five".