2544146 has 12 divisors (see below), whose sum is σ = 4195086. Its totient is φ = 1156320.

The previous prime is 2544137. The next prime is 2544161. The reversal of 2544146 is 6414452.

It can be written as a sum of positive squares in only one way, i.e., 2544025 + 121 = 1595^2 + 11^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5015 + ... + 5498.

2^2544146 is an apocalyptic number.

2544146 is a deficient number, since it is larger than the sum of its proper divisors (1650940).

2544146 is a wasteful number, since it uses less digits than its factorization.

2544146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10537 (or 10526 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 2544146 is about 1595.0379305835. The cubic root of 2544146 is about 136.5150953621.

Adding to 2544146 its reverse (6414452), we get a palindrome (8958598).

The spelling of 2544146 in words is "two million, five hundred forty-four thousand, one hundred forty-six".