2542699 has 2 divisors, whose sum is σ = 2542700. Its totient is φ = 2542698.

The previous prime is 2542681. The next prime is 2542703. The reversal of 2542699 is 9962452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2542699 - 2⁹ = 2542187 is a prime.

It is not a weakly prime, because it can be changed into another prime (2542609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271349 + 1271350.

It is an arithmetic number, because the mean of its divisors is an integer number (1271350).

2^2542699 is an apocalyptic number.

2542699 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542699 is an equidigital number, since it uses as much as digits as its factorization.

2542699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 2542699 is about 1594.5842718402. The cubic root of 2542699 is about 136.4892091636.

It can be divided in two parts, 25 and 42699, that added together give a palindrome (42724).

The spelling of 2542699 in words is "two million, five hundred forty-two thousand, six hundred ninety-nine".