2634487 has 2 divisors, whose sum is σ = 2634488. Its totient is φ = 2634486.

The previous prime is 2634479. The next prime is 2634493. The reversal of 2634487 is 7844362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2634487 - 2³ = 2634479 is a prime.

It is an Ulam number.

2634487 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2634427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1317243 + 1317244.

It is an arithmetic number, because the mean of its divisors is an integer number (1317244).

2^2634487 is an apocalyptic number.

2634487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2634487 is an equidigital number, since it uses as much as digits as its factorization.

2634487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 34.

The square root of 2634487 is about 1623.1102858401. The cubic root of 2634487 is about 138.1121925978.

The spelling of 2634487 in words is "two million, six hundred thirty-four thousand, four hundred eighty-seven".