2357009 has 2 divisors, whose sum is σ = 2357010. Its totient is φ = 2357008.

The previous prime is 2356997. The next prime is 2357027. The reversal of 2357009 is 9007532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2356225 + 784 = 1535^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 2357009 - 2¹² = 2352913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2357029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1178504 + 1178505.

It is an arithmetic number, because the mean of its divisors is an integer number (1178505).

2^2357009 is an apocalyptic number.

It is an amenable number.

2357009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2357009 is an equidigital number, since it uses as much as digits as its factorization.

2357009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 2357009 is about 1535.2553533533. The cubic root of 2357009 is about 133.0823354358.

The spelling of 2357009 in words is "two million, three hundred fifty-seven thousand, nine".