29516890 has 16 divisors (see below), whose sum is σ = 57217608. Its totient is φ = 10898496.

The previous prime is 29516887. The next prime is 29516891. The reversal of 29516890 is 9861592.

It can be written as a sum of positive squares in 4 ways, for example, as 11716929 + 17799961 = 3423^2 + 4219^2 .

It is not an unprimeable number, because it can be changed into a prime (29516891) 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 7 ways as a sum of consecutive naturals, for example, 113397 + ... + 113656.

Almost surely, 2^29516890 is an apocalyptic number.

29516890 is a deficient number, since it is larger than the sum of its proper divisors (27700718).

29516890 is a wasteful number, since it uses less digits than its factorization.

29516890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227073.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 29516890 is about 5432.9448736390. The cubic root of 29516890 is about 309.0462884891.

The spelling of 29516890 in words is "twenty-nine million, five hundred sixteen thousand, eight hundred ninety".