6723242 has 4 divisors (see below), whose sum is σ = 10084866. Its totient is φ = 3361620.

The previous prime is 6723217. The next prime is 6723251. The reversal of 6723242 is 2423276.

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

It can be written as a sum of positive squares in only one way, i.e., 5764801 + 958441 = 2401^2 + 979^2 .

It is a d-powerful number, because it can be written as 6⁸ + 7⁵ + 2³ + 3¹¹ + 2¹⁷ + 4¹¹ + 2¹⁹ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1680809 + ... + 1680812.

Almost surely, 2^6723242 is an apocalyptic number.

6723242 is a deficient number, since it is larger than the sum of its proper divisors (3361624).

6723242 is a wasteful number, since it uses less digits than its factorization.

6723242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361623.

The product of its digits is 4032, while the sum is 26.

The square root of 6723242 is about 2592.9215182878. The cubic root of 6723242 is about 188.7381010875.

The spelling of 6723242 in words is "six million, seven hundred twenty-three thousand, two hundred forty-two".