6940273 has 4 divisors (see below), whose sum is σ = 7242048. Its totient is φ = 6638500.

The previous prime is 6940261. The next prime is 6940277. The reversal of 6940273 is 3720496.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6940273 - 2⁹ = 6939761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6940277) 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 in 3 ways as a sum of consecutive naturals, for example, 150853 + ... + 150898.

It is an arithmetic number, because the mean of its divisors is an integer number (1810512).

Almost surely, 2^6940273 is an apocalyptic number.

It is an amenable number.

6940273 is a deficient number, since it is larger than the sum of its proper divisors (301775).

6940273 is a wasteful number, since it uses less digits than its factorization.

6940273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301774.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 6940273 is about 2634.4397886458. The cubic root of 6940273 is about 190.7474985458.

The spelling of 6940273 in words is "six million, nine hundred forty thousand, two hundred seventy-three".