29124225 has 48 divisors (see below), whose sum is σ = 57635200. Its totient is φ = 14333760.

The previous prime is 29124211. The next prime is 29124241. The reversal of 29124225 is 52242192.

It is a happy number.

It is not a de Polignac number, because 29124225 - 2¹⁰ = 29123201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7116 + ... + 10434.

Almost surely, 2^29124225 is an apocalyptic number.

29124225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

29124225 is a deficient number, since it is larger than the sum of its proper divisors (28510975).

29124225 is a wasteful number, since it uses less digits than its factorization.

29124225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351 (or 3340 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 29124225 is about 5396.6864833896. The cubic root of 29124225 is about 307.6697456613.

The spelling of 29124225 in words is "twenty-nine million, one hundred twenty-four thousand, two hundred twenty-five".