2546642 has 8 divisors (see below), whose sum is σ = 4365696. Its totient is φ = 1091412.

The previous prime is 2546611. The next prime is 2546657. The reversal of 2546642 is 2466452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90938 + ... + 90965.

It is an arithmetic number, because the mean of its divisors is an integer number (545712).

2^2546642 is an apocalyptic number.

2546642 is a deficient number, since it is larger than the sum of its proper divisors (1819054).

2546642 is a wasteful number, since it uses less digits than its factorization.

2546642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181912.

The product of its digits is 11520, while the sum is 29.

The square root of 2546642 is about 1595.8201653069. The cubic root of 2546642 is about 136.5597246546.

The spelling of 2546642 in words is "two million, five hundred forty-six thousand, six hundred forty-two".