2736889 has 2 divisors, whose sum is σ = 2736890. Its totient is φ = 2736888.

The previous prime is 2736869. The next prime is 2736911. The reversal of 2736889 is 9886372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2301289 + 435600 = 1517^2 + 660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2736889 is a prime.

It is a super-2 number, since 2×2736889² = 14981122796642, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2²⁰ + 7³ + 3⁴ + 6⁸ + 8⁴ + 8⁴ + 9² .

It is not a weakly prime, because it can be changed into another prime (2736869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1368444 + 1368445.

It is an arithmetic number, because the mean of its divisors is an integer number (1368445).

2^2736889 is an apocalyptic number.

It is an amenable number.

2736889 is a deficient number, since it is larger than the sum of its proper divisors (1).

2736889 is an equidigital number, since it uses as much as digits as its factorization.

2736889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 2736889 is about 1654.3545569194. The cubic root of 2736889 is about 139.8789600083.

The spelling of 2736889 in words is "two million, seven hundred thirty-six thousand, eight hundred eighty-nine".