29225812 has 24 divisors (see below), whose sum is σ = 63766080. Its totient is φ = 11386560.

The previous prime is 29225803. The next prime is 29225837. The reversal of 29225812 is 21852292.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47137 + ... + 47752.

It is an arithmetic number, because the mean of its divisors is an integer number (2656920).

Almost surely, 2^29225812 is an apocalyptic number.

29225812 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

29225812 is an abundant number, since it is smaller than the sum of its proper divisors (34540268).

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

29225812 is a wasteful number, since it uses less digits than its factorization.

29225812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94911 (or 94909 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 29225812 is about 5406.0902693166. The cubic root of 29225812 is about 308.0270539006.

The spelling of 29225812 in words is "twenty-nine million, two hundred twenty-five thousand, eight hundred twelve".