906137 has 4 divisors (see below), whose sum is σ = 910260. Its totient is φ = 902016.

The previous prime is 906133. The next prime is 906179. The reversal of 906137 is 731609.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 731609 = 103 ⋅7103.

It can be written as a sum of positive squares in 2 ways, for example, as 414736 + 491401 = 644^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 906137 - 2² = 906133 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 906137.

It is not an unprimeable number, because it can be changed into a prime (906133) 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, 1712 + ... + 2177.

It is an arithmetic number, because the mean of its divisors is an integer number (227565).

2⁹⁰⁶¹³⁷ is an apocalyptic number.

It is an amenable number.

906137 is a deficient number, since it is larger than the sum of its proper divisors (4123).

906137 is a wasteful number, since it uses less digits than its factorization.

906137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 906137 is about 951.9122858751. The cubic root of 906137 is about 96.7678936962.

The spelling of 906137 in words is "nine hundred six thousand, one hundred thirty-seven".