2543037 has 16 divisors (see below), whose sum is σ = 3924480. Its totient is φ = 1434672.

The previous prime is 2543033. The next prime is 2543059. The reversal of 2543037 is 7303452.

It is not a de Polignac number, because 2543037 - 2² = 2543033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2542998 and 2543016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2543033) 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, 1014 + ... + 2472.

It is an arithmetic number, because the mean of its divisors is an integer number (245280).

2^2543037 is an apocalyptic number.

It is an amenable number.

2543037 is a deficient number, since it is larger than the sum of its proper divisors (1381443).

2543037 is a wasteful number, since it uses less digits than its factorization.

2543037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 2543037 is about 1594.6902520552. The cubic root of 2543037 is about 136.4952567150.

Adding to 2543037 its reverse (7303452), we get a palindrome (9846489).

The spelling of 2543037 in words is "two million, five hundred forty-three thousand, thirty-seven".