6929138 has 8 divisors (see below), whose sum is σ = 10674732. Its totient is φ = 3370896.

The previous prime is 6929113. The next prime is 6929147. The reversal of 6929138 is 8319296.

It can be written as a sum of positive squares in 2 ways, for example, as 4609609 + 2319529 = 2147^2 + 1523^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46745 + ... + 46892.

Almost surely, 2^6929138 is an apocalyptic number.

6929138 is a deficient number, since it is larger than the sum of its proper divisors (3745594).

6929138 is a wasteful number, since it uses less digits than its factorization.

6929138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93676.

The product of its digits is 23328, while the sum is 38.

The square root of 6929138 is about 2632.3255877646. The cubic root of 6929138 is about 190.6454319406.

The spelling of 6929138 in words is "six million, nine hundred twenty-nine thousand, one hundred thirty-eight".