80440827 has 4 divisors (see below), whose sum is σ = 107254440. Its totient is φ = 53627216.

The previous prime is 80440823. The next prime is 80440847. The reversal of 80440827 is 72804408.

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 80440827 - 2² = 80440823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80440823) 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, 13406802 + ... + 13406807.

It is an arithmetic number, because the mean of its divisors is an integer number (26813610).

Almost surely, 2^80440827 is an apocalyptic number.

80440827 is a deficient number, since it is larger than the sum of its proper divisors (26813613).

80440827 is a wasteful number, since it uses less digits than its factorization.

80440827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26813612.

The product of its (nonzero) digits is 14336, while the sum is 33.

The square root of 80440827 is about 8968.8810338860. The cubic root of 80440827 is about 431.6769328831.

The spelling of 80440827 in words is "eighty million, four hundred forty thousand, eight hundred twenty-seven".