29159090 has 16 divisors (see below), whose sum is σ = 52579800. Its totient is φ = 11642880.

The previous prime is 29159069. The next prime is 29159093. The reversal of 29159090 is 9095192.

It can be written as a sum of positive squares in 4 ways, for example, as 28826161 + 332929 = 5369^2 + 577^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 29159090.

It is not an unprimeable number, because it can be changed into a prime (29159093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4136 + ... + 8684.

Almost surely, 2^29159090 is an apocalyptic number.

29159090 is a deficient number, since it is larger than the sum of its proper divisors (23420710).

29159090 is a wasteful number, since it uses less digits than its factorization.

29159090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5197.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 29159090 is about 5399.9157400834. The cubic root of 29159090 is about 307.7924685617.

The spelling of 29159090 in words is "twenty-nine million, one hundred fifty-nine thousand, ninety".