2638411 has 2 divisors, whose sum is σ = 2638412. Its totient is φ = 2638410.

The previous prime is 2638403. The next prime is 2638469. The reversal of 2638411 is 1148362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2638411 - 2³ = 2638403 is a prime.

It is a super-2 number, since 2×2638411² = 13922425209842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2632411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319205 + 1319206.

It is an arithmetic number, because the mean of its divisors is an integer number (1319206).

2^2638411 is an apocalyptic number.

2638411 is a deficient number, since it is larger than the sum of its proper divisors (1).

2638411 is an equidigital number, since it uses as much as digits as its factorization.

2638411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

The square root of 2638411 is about 1624.3186263785. The cubic root of 2638411 is about 138.1807300893.

The spelling of 2638411 in words is "two million, six hundred thirty-eight thousand, four hundred eleven".