4040037 has 10 divisors (see below), whose sum is σ = 6035238. Its totient is φ = 2693304.

The previous prime is 4040021. The next prime is 4040041. The reversal of 4040037 is 7300404.

It can be written as a sum of positive squares in only one way, i.e., 2313441 + 1726596 = 1521^2 + 1314^2 .

It is not a de Polignac number, because 4040037 - 2⁴ = 4040021 is a prime.

It is a super-2 number, since 2×4040037² = 32643797922738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040737) 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 9 ways as a sum of consecutive naturals, for example, 24858 + ... + 25019.

Almost surely, 2^4040037 is an apocalyptic number.

It is an amenable number.

4040037 is a deficient number, since it is larger than the sum of its proper divisors (1995201).

4040037 is an equidigital number, since it uses as much as digits as its factorization.

4040037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49889 (or 49880 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 4040037 is about 2009.9843282971. The cubic root of 4040037 is about 159.2679710469.

The spelling of 4040037 in words is "four million, forty thousand, thirty-seven".