4090437 has 12 divisors (see below), whose sum is σ = 6363084. Its totient is φ = 2517120.

The previous prime is 4090433. The next prime is 4090441. The reversal of 4090437 is 7340904.

It is an interprime number because it is at equal distance from previous prime (4090433) and next prime (4090441).

It can be written as a sum of positive squares in 2 ways, for example, as 1083681 + 3006756 = 1041^2 + 1734^2 .

It is not a de Polignac number, because 4090437 - 2² = 4090433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4090437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4090433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17364 + ... + 17597.

It is an arithmetic number, because the mean of its divisors is an integer number (530257).

Almost surely, 2^4090437 is an apocalyptic number.

It is an amenable number.

4090437 is a deficient number, since it is larger than the sum of its proper divisors (2272647).

4090437 is a wasteful number, since it uses less digits than its factorization.

4090437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34980 (or 34977 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 4090437 is about 2022.4828800264. The cubic root of 4090437 is about 159.9275322868.

The spelling of 4090437 in words is "four million, ninety thousand, four hundred thirty-seven".