2357867 has 2 divisors, whose sum is σ = 2357868. Its totient is φ = 2357866.

The previous prime is 2357863. The next prime is 2357879. The reversal of 2357867 is 7687532.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2357867 - 2² = 2357863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2357867.

It is not a weakly prime, because it can be changed into another prime (2357863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1178933 + 1178934.

It is an arithmetic number, because the mean of its divisors is an integer number (1178934).

2^2357867 is an apocalyptic number.

2357867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2357867 is an equidigital number, since it uses as much as digits as its factorization.

2357867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 2357867 is about 1535.5347602708. The cubic root of 2357867 is about 133.0984817172.

The spelling of 2357867 in words is "two million, three hundred fifty-seven thousand, eight hundred sixty-seven".