29090657 has 2 divisors, whose sum is σ = 29090658. Its totient is φ = 29090656.

The previous prime is 29090651. The next prime is 29090669. The reversal of 29090657 is 75609092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25847056 + 3243601 = 5084^2 + 1801^2 .

It is a cyclic number.

It is not a de Polignac number, because 29090657 - 2⁴ = 29090641 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29090657.

It is not a weakly prime, because it can be changed into another prime (29090651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14545328 + 14545329.

It is an arithmetic number, because the mean of its divisors is an integer number (14545329).

Almost surely, 2^29090657 is an apocalyptic number.

It is an amenable number.

29090657 is a deficient number, since it is larger than the sum of its proper divisors (1).

29090657 is an equidigital number, since it uses as much as digits as its factorization.

29090657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 29090657 is about 5393.5755302026. The cubic root of 29090657 is about 307.5514955510.

The spelling of 29090657 in words is "twenty-nine million, ninety thousand, six hundred fifty-seven".