29894250 has 64 divisors (see below), whose sum is σ = 77905152. Its totient is φ = 7620800.

The previous prime is 29894237. The next prime is 29894251. The reversal of 29894250 is 5249892.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 29894199 and 29894208.

It is not an unprimeable number, because it can be changed into a prime (29894251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16384 + ... + 18116.

It is an arithmetic number, because the mean of its divisors is an integer number (1217268).

Almost surely, 2^29894250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29894250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38952576).

29894250 is an abundant number, since it is smaller than the sum of its proper divisors (48010902).

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

29894250 is a wasteful number, since it uses less digits than its factorization.

29894250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776 (or 1766 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 29894250 is about 5467.5634427046. The cubic root of 29894250 is about 310.3577209416.

The spelling of 29894250 in words is "twenty-nine million, eight hundred ninety-four thousand, two hundred fifty".