6492138 has 8 divisors (see below), whose sum is σ = 12984288. Its totient is φ = 2164044.

The previous prime is 6492137. The next prime is 6492139. The reversal of 6492138 is 8312946.

It is an interprime number because it is at equal distance from previous prime (6492137) and next prime (6492139).

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

6492138 is an admirable number.

It is a super-2 number, since 2×6492138² = 84295711622088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6492099 and 6492108.

It is not an unprimeable number, because it can be changed into a prime (6492133) 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 3 ways as a sum of consecutive naturals, for example, 541006 + ... + 541017.

It is an arithmetic number, because the mean of its divisors is an integer number (1623036).

Almost surely, 2^6492138 is an apocalyptic number.

6492138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6492138 is a wasteful number, since it uses less digits than its factorization.

6492138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082028.

The product of its digits is 10368, while the sum is 33.

The square root of 6492138 is about 2547.9674252235. The cubic root of 6492138 is about 186.5502838871.

The spelling of 6492138 in words is "six million, four hundred ninety-two thousand, one hundred thirty-eight".