2542146 has 16 divisors (see below), whose sum is σ = 5383584. Its totient is φ = 797504.

The previous prime is 2542139. The next prime is 2542147. The reversal of 2542146 is 6412452.

It is not an unprimeable number, because it can be changed into a prime (2542147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12360 + ... + 12563.

It is an arithmetic number, because the mean of its divisors is an integer number (336474).

2^2542146 is an apocalyptic number.

2542146 is an abundant number, since it is smaller than the sum of its proper divisors (2841438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2542146 is a wasteful number, since it uses less digits than its factorization.

2542146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24945.

The product of its digits is 1920, while the sum is 24.

The square root of 2542146 is about 1594.4108629836. The cubic root of 2542146 is about 136.4793136412.

Adding to 2542146 its reverse (6412452), we get a palindrome (8954598).

The spelling of 2542146 in words is "two million, five hundred forty-two thousand, one hundred forty-six".