2551037 has 4 divisors (see below), whose sum is σ = 2701116. Its totient is φ = 2400960.

The previous prime is 2551033. The next prime is 2551057. The reversal of 2551037 is 7301552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2114116 + 436921 = 1454^2 + 661^2 .

It is a cyclic number.

It is not a de Polignac number, because 2551037 - 2² = 2551033 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75014 + ... + 75047.

It is an arithmetic number, because the mean of its divisors is an integer number (675279).

2^2551037 is an apocalyptic number.

It is an amenable number.

2551037 is a deficient number, since it is larger than the sum of its proper divisors (150079).

2551037 is a wasteful number, since it uses less digits than its factorization.

2551037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150078.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 2551037 is about 1597.1966065579. The cubic root of 2551037 is about 136.6382378570.

Adding to 2551037 its reverse (7301552), we get a palindrome (9852589).

The spelling of 2551037 in words is "two million, five hundred fifty-one thousand, thirty-seven".