4137489 has 12 divisors (see below), whose sum is σ = 6002100. Its totient is φ = 2746464.

The previous prime is 4137473. The next prime is 4137491. The reversal of 4137489 is 9847314.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 497025 + 3640464 = 705^2 + 1908^2 .

It is not a de Polignac number, because 4137489 - 2⁴ = 4137473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4137449) 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, 1567 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (500175).

Almost surely, 2^4137489 is an apocalyptic number.

It is an amenable number.

4137489 is a deficient number, since it is larger than the sum of its proper divisors (1864611).

4137489 is a wasteful number, since it uses less digits than its factorization.

4137489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984 (or 1981 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 4137489 is about 2034.0818567599. The cubic root of 4137489 is about 160.5384075551.

The spelling of 4137489 in words is "four million, one hundred thirty-seven thousand, four hundred eighty-nine".