6465842 has 8 divisors (see below), whose sum is σ = 9709932. Its totient is φ = 3229200.

The previous prime is 6465839. The next prime is 6465847. The reversal of 6465842 is 2485646.

It can be written as a sum of positive squares in 2 ways, for example, as 6446521 + 19321 = 2539^2 + 139^2 .

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

It is a super-2 number, since 2×6465842² = 83614225537928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6465847) 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, 1592 + ... + 3932.

Almost surely, 2^6465842 is an apocalyptic number.

6465842 is a deficient number, since it is larger than the sum of its proper divisors (3244090).

6465842 is a wasteful number, since it uses less digits than its factorization.

6465842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724.

The product of its digits is 46080, while the sum is 35.

The square root of 6465842 is about 2542.8019977969. The cubic root of 6465842 is about 186.2980729624.

The spelling of 6465842 in words is "six million, four hundred sixty-five thousand, eight hundred forty-two".