6490137 has 8 divisors (see below), whose sum is σ = 8665920. Its totient is φ = 4320560.

The previous prime is 6490123. The next prime is 6490139. The reversal of 6490137 is 7310946.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6490137 - 2¹⁰ = 6489113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6490139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2164 + ... + 4202.

It is an arithmetic number, because the mean of its divisors is an integer number (1083240).

Almost surely, 2^6490137 is an apocalyptic number.

It is an amenable number.

6490137 is a deficient number, since it is larger than the sum of its proper divisors (2175783).

6490137 is a wasteful number, since it uses less digits than its factorization.

6490137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 6490137 is about 2547.5747290315. The cubic root of 6490137 is about 186.5311158063.

The spelling of 6490137 in words is "six million, four hundred ninety thousand, one hundred thirty-seven".