6929942 has 4 divisors (see below), whose sum is σ = 10394916. Its totient is φ = 3464970.

The previous prime is 6929941. The next prime is 6929953. The reversal of 6929942 is 2499296.

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

It is a super-2 number, since 2×6929942² = 96048192246728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6929942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6929941) 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, 1732484 + ... + 1732487.

It is an arithmetic number, because the mean of its divisors is an integer number (2598729).

Almost surely, 2^6929942 is an apocalyptic number.

6929942 is a deficient number, since it is larger than the sum of its proper divisors (3464974).

6929942 is a wasteful number, since it uses less digits than its factorization.

6929942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464973.

The product of its digits is 69984, while the sum is 41.

The square root of 6929942 is about 2632.4783000055. The cubic root of 6929942 is about 190.6528052963.

The spelling of 6929942 in words is "six million, nine hundred twenty-nine thousand, nine hundred forty-two".