6920272 has 20 divisors (see below), whose sum is σ = 13448916. Its totient is φ = 3449600.

The previous prime is 6920257. The next prime is 6920273. The reversal of 6920272 is 2720296.

It can be written as a sum of positive squares in 2 ways, for example, as 2742336 + 4177936 = 1656^2 + 2044^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6920272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6920273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9522 + ... + 10222.

Almost surely, 2^6920272 is an apocalyptic number.

It is an amenable number.

6920272 is a deficient number, since it is larger than the sum of its proper divisors (6528644).

6920272 is a wasteful number, since it uses less digits than its factorization.

6920272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 6920272 is about 2630.6409865278. The cubic root of 6920272 is about 190.5640854189.

Adding to 6920272 its product of nonzero digits (3024), we get a palindrome (6923296).

The spelling of 6920272 in words is "six million, nine hundred twenty thousand, two hundred seventy-two".