29272248 has 24 divisors (see below), whose sum is σ = 79279200. Its totient is φ = 9757392.

The previous prime is 29272247. The next prime is 29272267. The reversal of 29272248 is 84227292.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

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 (29272247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203208 + ... + 203351.

It is an arithmetic number, because the mean of its divisors is an integer number (3303300).

Almost surely, 2^29272248 is an apocalyptic number.

It is an amenable number.

29272248 is an abundant number, since it is smaller than the sum of its proper divisors (50006952).

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

29272248 is a wasteful number, since it uses less digits than its factorization.

29272248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406571 (or 406564 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 29272248 is about 5410.3833505584. The cubic root of 29272248 is about 308.1901058342.

The spelling of 29272248 in words is "twenty-nine million, two hundred seventy-two thousand, two hundred forty-eight".