7264439 has 8 divisors (see below), whose sum is σ = 8940960. Its totient is φ = 5747616.

The previous prime is 7264399. The next prime is 7264489. The reversal of 7264439 is 9344627.

7264439 = T₃₉₂ + T₃₉₃ + ... + T₄₆₉.

7264439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7264439 - 2⁸ = 7264183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7264399 and 7264408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7264489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39824 + ... + 40005.

It is an arithmetic number, because the mean of its divisors is an integer number (1117620).

Almost surely, 2^7264439 is an apocalyptic number.

7264439 is a deficient number, since it is larger than the sum of its proper divisors (1676521).

7264439 is a wasteful number, since it uses less digits than its factorization.

7264439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79849.

The product of its digits is 36288, while the sum is 35.

The square root of 7264439 is about 2695.2623248953. The cubic root of 7264439 is about 193.6722332372.

The spelling of 7264439 in words is "seven million, two hundred sixty-four thousand, four hundred thirty-nine".