2164927 has 2 divisors, whose sum is σ = 2164928. Its totient is φ = 2164926.

The previous prime is 2164919. The next prime is 2164963. The reversal of 2164927 is 7294612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2164927 - 2³ = 2164919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2161927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082463 + 1082464.

It is an arithmetic number, because the mean of its divisors is an integer number (1082464).

2^2164927 is an apocalyptic number.

2164927 is a deficient number, since it is larger than the sum of its proper divisors (1).

2164927 is an equidigital number, since it uses as much as digits as its factorization.

2164927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 2164927 is about 1471.3690903373. The cubic root of 2164927 is about 129.3642928742.

The spelling of 2164927 in words is "two million, one hundred sixty-four thousand, nine hundred twenty-seven".