29070272 has 112 divisors (see below), whose sum is σ = 76370688. Its totient is φ = 10629120.

The previous prime is 29070269. The next prime is 29070373. The reversal of 29070272 is 27207092.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83603 + ... + 83949.

Almost surely, 2^29070272 is an apocalyptic number.

29070272 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 29070272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38185344).

29070272 is an abundant number, since it is smaller than the sum of its proper divisors (47300416).

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

29070272 is a wasteful number, since it uses less digits than its factorization.

29070272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 29070272 is about 5391.6854507658. The cubic root of 29070272 is about 307.4796408404.

The spelling of 29070272 in words is "twenty-nine million, seventy thousand, two hundred seventy-two".