82278027 has 12 divisors (see below), whose sum is σ = 127988224. Its totient is φ = 50632560.

The previous prime is 82278013. The next prime is 82278067. The reversal of 82278027 is 72087228.

It is not a de Polignac number, because 82278027 - 2¹⁵ = 82245259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82277982 and 82278000.

It is not an unprimeable number, because it can be changed into a prime (82278067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351499 + ... + 351732.

Almost surely, 2^82278027 is an apocalyptic number.

82278027 is a deficient number, since it is larger than the sum of its proper divisors (45710197).

82278027 is a wasteful number, since it uses less digits than its factorization.

82278027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703250 (or 703247 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 82278027 is about 9070.7236205277. The cubic root of 82278027 is about 434.9386040976.

The spelling of 82278027 in words is "eighty-two million, two hundred seventy-eight thousand, twenty-seven".