2629859 has 2 divisors, whose sum is σ = 2629860. Its totient is φ = 2629858.

The previous prime is 2629853. The next prime is 2629867. The reversal of 2629859 is 9589262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2629859 - 2¹⁶ = 2564323 is a prime.

It is a d-powerful number, because it can be written as 2¹⁸ + 6⁵ + 2²¹ + 9 + 8⁶ + 5⁴ + 9 .

It is not a weakly prime, because it can be changed into another prime (2629853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314929 + 1314930.

It is an arithmetic number, because the mean of its divisors is an integer number (1314930).

2^2629859 is an apocalyptic number.

2629859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2629859 is an equidigital number, since it uses as much as digits as its factorization.

2629859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The square root of 2629859 is about 1621.6840012777. The cubic root of 2629859 is about 138.0312713562.

The spelling of 2629859 in words is "two million, six hundred twenty-nine thousand, eight hundred fifty-nine".