80540926 has 4 divisors (see below), whose sum is σ = 120811392. Its totient is φ = 40270462.

The previous prime is 80540899. The next prime is 80540969. The reversal of 80540926 is 62904508.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 80540891 and 80540900.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20135230 + ... + 20135233.

It is an arithmetic number, because the mean of its divisors is an integer number (30202848).

Almost surely, 2^80540926 is an apocalyptic number.

80540926 is a deficient number, since it is larger than the sum of its proper divisors (40270466).

80540926 is a wasteful number, since it uses less digits than its factorization.

80540926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40270465.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 80540926 is about 8974.4596494719. The cubic root of 80540926 is about 431.8559154549.

The spelling of 80540926 in words is "eighty million, five hundred forty thousand, nine hundred twenty-six".