6402193 has 6 divisors (see below), whose sum is σ = 7447506. Its totient is φ = 5487552.

The previous prime is 6402181. The next prime is 6402203. The reversal of 6402193 is 3912046.

It can be written as a sum of positive squares in only one way, i.e., 5798464 + 603729 = 2408^2 + 777^2 .

It is not a de Polignac number, because 6402193 - 2⁵ = 6402161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6402163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65280 + ... + 65377.

It is an arithmetic number, because the mean of its divisors is an integer number (1241251).

Almost surely, 2^6402193 is an apocalyptic number.

It is an amenable number.

6402193 is a deficient number, since it is larger than the sum of its proper divisors (1045313).

6402193 is a wasteful number, since it uses less digits than its factorization.

6402193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130671 (or 130664 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 6402193 is about 2530.2555206935. The cubic root of 6402193 is about 185.6847571818.

The spelling of 6402193 in words is "six million, four hundred two thousand, one hundred ninety-three".