2957867 has 4 divisors (see below), whose sum is σ = 3226776. Its totient is φ = 2688960.

The previous prime is 2957861. The next prime is 2957873. The reversal of 2957867 is 7687592.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2957861) and next prime (2957873).

It is a cyclic number.

It is not a de Polignac number, because 2957867 - 2¹⁴ = 2941483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2957861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134438 + ... + 134459.

It is an arithmetic number, because the mean of its divisors is an integer number (806694).

2^2957867 is an apocalyptic number.

2957867 is a deficient number, since it is larger than the sum of its proper divisors (268909).

2957867 is a wasteful number, since it uses less digits than its factorization.

2957867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268908.

The product of its digits is 211680, while the sum is 44.

The square root of 2957867 is about 1719.8450511601. The cubic root of 2957867 is about 143.5465901886.

The spelling of 2957867 in words is "two million, nine hundred fifty-seven thousand, eight hundred sixty-seven".