6923390 has 16 divisors (see below), whose sum is σ = 12698208. Its totient is φ = 2716896.

The previous prime is 6923381. The next prime is 6923417. The reversal of 6923390 is 933296.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 6002 + ... + 7061.

It is an arithmetic number, because the mean of its divisors is an integer number (793638).

Almost surely, 2^6923390 is an apocalyptic number.

6923390 is a deficient number, since it is larger than the sum of its proper divisors (5774818).

6923390 is a wasteful number, since it uses less digits than its factorization.

6923390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13123.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 6923390 is about 2631.2335510175. The cubic root of 6923390 is about 190.5927013270.

The spelling of 6923390 in words is "six million, nine hundred twenty-three thousand, three hundred ninety".