29428450 has 12 divisors (see below), whose sum is σ = 54737010. Its totient is φ = 11771360.

The previous prime is 29428423. The next prime is 29428453. The reversal of 29428450 is 5482492.

It can be written as a sum of positive squares in 3 ways, for example, as 27678121 + 1750329 = 5261^2 + 1323^2 .

It is not an unprimeable number, because it can be changed into a prime (29428453) 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, 294235 + ... + 294334.

Almost surely, 2^29428450 is an apocalyptic number.

29428450 is a deficient number, since it is larger than the sum of its proper divisors (25308560).

29428450 is a wasteful number, since it uses less digits than its factorization.

29428450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588581 (or 588576 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 29428450 is about 5424.7995354667. The cubic root of 29428450 is about 308.7373196560.

The spelling of 29428450 in words is "twenty-nine million, four hundred twenty-eight thousand, four hundred fifty".