7900323 has 4 divisors (see below), whose sum is σ = 10533768. Its totient is φ = 5266880.

The previous prime is 7900303. The next prime is 7900337. The reversal of 7900323 is 3230097.

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

It is a cyclic number.

It is not a de Polignac number, because 7900323 - 2⁹ = 7899811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7900293 and 7900302.

It is not an unprimeable number, because it can be changed into a prime (7900303) 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, 1316718 + ... + 1316723.

It is an arithmetic number, because the mean of its divisors is an integer number (2633442).

Almost surely, 2^7900323 is an apocalyptic number.

7900323 is a deficient number, since it is larger than the sum of its proper divisors (2633445).

7900323 is a wasteful number, since it uses less digits than its factorization.

7900323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633444.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 7900323 is about 2810.7513230451. The cubic root of 7900323 is about 199.1658844255.

The spelling of 7900323 in words is "seven million, nine hundred thousand, three hundred twenty-three".