6402337 has 4 divisors (see below), whose sum is σ = 6608896. Its totient is φ = 6195780.

The previous prime is 6402329. The next prime is 6402379. The reversal of 6402337 is 7332046.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7332046 = 2 ⋅3666023.

It is a cyclic number.

It is not a de Polignac number, because 6402337 - 2³ = 6402329 is a prime.

It is an Ulam number.

It is a Duffinian number.

6402337 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6402937) 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, 103233 + ... + 103294.

It is an arithmetic number, because the mean of its divisors is an integer number (1652224).

Almost surely, 2^6402337 is an apocalyptic number.

It is an amenable number.

6402337 is a deficient number, since it is larger than the sum of its proper divisors (206559).

6402337 is a wasteful number, since it uses less digits than its factorization.

6402337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206558.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 6402337 is about 2530.2839761576. The cubic root of 6402337 is about 185.6861493300.

The spelling of 6402337 in words is "six million, four hundred two thousand, three hundred thirty-seven".