6943402 has 4 divisors (see below), whose sum is σ = 10415106. Its totient is φ = 3471700.

The previous prime is 6943399. The next prime is 6943403. The reversal of 6943402 is 2043496.

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., 4322241 + 2621161 = 2079^2 + 1619^2 .

It is a pancake number, because a pancake can be divided into 6943402 parts by 3726 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (6943403) 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 as a sum of consecutive naturals, namely, 1735849 + ... + 1735852.

Almost surely, 2^6943402 is an apocalyptic number.

6943402 is a deficient number, since it is larger than the sum of its proper divisors (3471704).

6943402 is a wasteful number, since it uses less digits than its factorization.

6943402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471703.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 6943402 is about 2635.0335861237. The cubic root of 6943402 is about 190.7761602065.

Adding to 6943402 its reverse (2043496), we get a palindrome (8986898).

It can be divided in two parts, 694 and 3402, that added together give a 12-th power (4096 = 2¹²).

The spelling of 6943402 in words is "six million, nine hundred forty-three thousand, four hundred two".