2542826 has 32 divisors (see below), whose sum is σ = 4753728. Its totient is φ = 1002240.

The previous prime is 2542823. The next prime is 2542829. The reversal of 2542826 is 6282452.

It is an interprime number because it is at equal distance from previous prime (2542823) and next prime (2542829).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4601 + ... + 5123.

It is an arithmetic number, because the mean of its divisors is an integer number (148554).

2^2542826 is an apocalyptic number.

2542826 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2542826 is a deficient number, since it is larger than the sum of its proper divisors (2210902).

2542826 is a wasteful number, since it uses less digits than its factorization.

2542826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566.

The product of its digits is 7680, while the sum is 29.

The square root of 2542826 is about 1594.6240936346. The cubic root of 2542826 is about 136.4914815313.

The spelling of 2542826 in words is "two million, five hundred forty-two thousand, eight hundred twenty-six".