7956493 has 4 divisors (see below), whose sum is σ = 8424540. Its totient is φ = 7488448.

The previous prime is 7956467. The next prime is 7956503. The reversal of 7956493 is 3946597.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4338889 + 3617604 = 2083^2 + 1902^2 .

It is a cyclic number.

It is not a de Polignac number, because 7956493 - 2¹⁷ = 7825421 is a prime.

It is a Duffinian number.

7956493 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7956293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233998 + ... + 234031.

It is an arithmetic number, because the mean of its divisors is an integer number (2106135).

Almost surely, 2^7956493 is an apocalyptic number.

It is an amenable number.

7956493 is a deficient number, since it is larger than the sum of its proper divisors (468047).

7956493 is a wasteful number, since it uses less digits than its factorization.

7956493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468046.

The product of its digits is 204120, while the sum is 43.

The square root of 7956493 is about 2820.7256158655. The cubic root of 7956493 is about 199.6367824310.

The spelling of 7956493 in words is "seven million, nine hundred fifty-six thousand, four hundred ninety-three".