2670931 has 2 divisors, whose sum is σ = 2670932. Its totient is φ = 2670930.

The previous prime is 2670923. The next prime is 2670973. The reversal of 2670931 is 1390762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2670931 - 2³ = 2670923 is a prime.

It is a super-2 number, since 2×2670931² = 14267744813522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2670931.

It is not a weakly prime, because it can be changed into another prime (2670131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335465 + 1335466.

It is an arithmetic number, because the mean of its divisors is an integer number (1335466).

2^2670931 is an apocalyptic number.

2670931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670931 is an equidigital number, since it uses as much as digits as its factorization.

2670931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2670931 is about 1634.2983203810. The cubic root of 2670931 is about 138.7461335935.

The spelling of 2670931 in words is "two million, six hundred seventy thousand, nine hundred thirty-one".