80723373 has 4 divisors (see below), whose sum is σ = 107631168. Its totient is φ = 53815580.

The previous prime is 80723371. The next prime is 80723389. The reversal of 80723373 is 37332708.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 80723373 - 2¹ = 80723371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80723371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13453893 + ... + 13453898.

It is an arithmetic number, because the mean of its divisors is an integer number (26907792).

Almost surely, 2^80723373 is an apocalyptic number.

It is an amenable number.

80723373 is a deficient number, since it is larger than the sum of its proper divisors (26907795).

80723373 is a wasteful number, since it uses less digits than its factorization.

80723373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26907794.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 80723373 is about 8984.6186897386. The cubic root of 80723373 is about 432.1817597211.

The spelling of 80723373 in words is "eighty million, seven hundred twenty-three thousand, three hundred seventy-three".