2985739 has 2 divisors, whose sum is σ = 2985740. Its totient is φ = 2985738.

The previous prime is 2985733. The next prime is 2985751. The reversal of 2985739 is 9375892.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2985739 - 2⁷ = 2985611 is a prime.

It is a super-2 number, since 2×2985739² = 17829274752242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2985695 and 2985704.

It is not a weakly prime, because it can be changed into another prime (2985733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1492869 + 1492870.

It is an arithmetic number, because the mean of its divisors is an integer number (1492870).

2^2985739 is an apocalyptic number.

2985739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2985739 is an equidigital number, since it uses as much as digits as its factorization.

2985739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 43.

The square root of 2985739 is about 1727.9291073421. The cubic root of 2985739 is about 143.9960614921.

The spelling of 2985739 in words is "two million, nine hundred eighty-five thousand, seven hundred thirty-nine".