7279963 has 2 divisors, whose sum is σ = 7279964. Its totient is φ = 7279962.

The previous prime is 7279939. The next prime is 7279969. The reversal of 7279963 is 3699727.

7279963 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7279963 - 2⁵ = 7279931 is a prime.

It is a super-2 number, since 2×7279963² = 105995722562738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7279969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3639981 + 3639982.

It is an arithmetic number, because the mean of its divisors is an integer number (3639982).

Almost surely, 2^7279963 is an apocalyptic number.

7279963 is a deficient number, since it is larger than the sum of its proper divisors (1).

7279963 is an equidigital number, since it uses as much as digits as its factorization.

7279963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 142884, while the sum is 43.

The square root of 7279963 is about 2698.1406560815. The cubic root of 7279963 is about 193.8100933263.

The spelling of 7279963 in words is "seven million, two hundred seventy-nine thousand, nine hundred sixty-three".