2537145 has 24 divisors (see below), whose sum is σ = 4737096. Its totient is φ = 1248768.

The previous prime is 2537141. The next prime is 2537147. The reversal of 2537145 is 5417352.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 112896 + 2424249 = 336^2 + 1557^2 .

It is not a de Polignac number, because 2537145 - 2² = 2537141 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2537141) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1584 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (197379).

2^2537145 is an apocalyptic number.

It is an amenable number.

2537145 is a deficient number, since it is larger than the sum of its proper divisors (2199951).

2537145 is a wasteful number, since it uses less digits than its factorization.

2537145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4361 (or 4358 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 2537145 is about 1592.8418000542. The cubic root of 2537145 is about 136.3897592378.

The spelling of 2537145 in words is "two million, five hundred thirty-seven thousand, one hundred forty-five".