6838402 has 4 divisors (see below), whose sum is σ = 10257606. Its totient is φ = 3419200.

The previous prime is 6838399. The next prime is 6838411. The reversal of 6838402 is 2048386.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3493161 + 3345241 = 1869^2 + 1829^2 .

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1709599 + ... + 1709602.

Almost surely, 2^6838402 is an apocalyptic number.

6838402 is a deficient number, since it is larger than the sum of its proper divisors (3419204).

6838402 is a wasteful number, since it uses less digits than its factorization.

6838402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419203.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 6838402 is about 2615.0338429932. The cubic root of 6838402 is about 189.8096153879.

The spelling of 6838402 in words is "six million, eight hundred thirty-eight thousand, four hundred two".