29250872 has 16 divisors (see below), whose sum is σ = 62680560. Its totient is φ = 12536064.

The previous prime is 29250869. The next prime is 29250877. The reversal of 29250872 is 27805292.

It is a super-2 number, since 2×29250872² = 1711227025520768, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29250877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261113 + ... + 261224.

It is an arithmetic number, because the mean of its divisors is an integer number (3917535).

Almost surely, 2^29250872 is an apocalyptic number.

It is an amenable number.

29250872 is an abundant number, since it is smaller than the sum of its proper divisors (33429688).

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

29250872 is a wasteful number, since it uses less digits than its factorization.

29250872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522350 (or 522346 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 29250872 is about 5408.4075290237. The cubic root of 29250872 is about 308.1150691652.

The spelling of 29250872 in words is "twenty-nine million, two hundred fifty thousand, eight hundred seventy-two".