29259252 has 72 divisors (see below), whose sum is σ = 83417600. Its totient is φ = 8862480.

The previous prime is 29259163. The next prime is 29259253. The reversal of 29259252 is 25295292.

It is a super-2 number, since 2×29259252² = 1712207655199008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29259253) 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 in 23 ways as a sum of consecutive naturals, for example, 11949 + ... + 14187.

Almost surely, 2^29259252 is an apocalyptic number.

29259252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29259252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41708800).

29259252 is an abundant number, since it is smaller than the sum of its proper divisors (54158348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29259252 is a wasteful number, since it uses less digits than its factorization.

29259252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274 (or 2255 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 29259252 is about 5409.1821932710. The cubic root of 29259252 is about 308.1444900289.

The spelling of 29259252 in words is "twenty-nine million, two hundred fifty-nine thousand, two hundred fifty-two".