80826037 has 4 divisors (see below), whose sum is σ = 82151116. Its totient is φ = 79500960.

The previous prime is 80826023. The next prime is 80826073. The reversal of 80826037 is 73062808.

It is a happy number.

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 1811716 + 79014321 = 1346^2 + 8889^2 .

It is a cyclic number.

It is not a de Polignac number, because 80826037 - 2⁷ = 80825909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80825993 and 80826011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80826077) 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, 662448 + ... + 662569.

It is an arithmetic number, because the mean of its divisors is an integer number (20537779).

Almost surely, 2^80826037 is an apocalyptic number.

It is an amenable number.

80826037 is a deficient number, since it is larger than the sum of its proper divisors (1325079).

80826037 is a wasteful number, since it uses less digits than its factorization.

80826037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325078.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 80826037 is about 8990.3301941586. The cubic root of 80826037 is about 432.3648983838.

The spelling of 80826037 in words is "eighty million, eight hundred twenty-six thousand, thirty-seven".