2902729 has 2 divisors, whose sum is σ = 2902730. Its totient is φ = 2902728.

The previous prime is 2902723. The next prime is 2902771. The reversal of 2902729 is 9272092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2839225 + 63504 = 1685^2 + 252^2 .

It is a cyclic number.

It is not a de Polignac number, because 2902729 - 2⁹ = 2902217 is a prime.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 2902729.

It is not a weakly prime, because it can be changed into another prime (2902723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1451364 + 1451365.

It is an arithmetic number, because the mean of its divisors is an integer number (1451365).

2^2902729 is an apocalyptic number.

It is an amenable number.

2902729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2902729 is an equidigital number, since it uses as much as digits as its factorization.

2902729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2902729 is about 1703.7397101670. The cubic root of 2902729 is about 142.6490325493.

The spelling of 2902729 in words is "two million, nine hundred two thousand, seven hundred twenty-nine".