82723377 has 16 divisors (see below), whose sum is σ = 127403712. Its totient is φ = 47185920.

The previous prime is 82723373. The next prime is 82723393. The reversal of 82723377 is 77332728.

It is not a de Polignac number, because 82723377 - 2² = 82723373 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82723373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73168 + ... + 74289.

It is an arithmetic number, because the mean of its divisors is an integer number (7962732).

Almost surely, 2^82723377 is an apocalyptic number.

It is an amenable number.

82723377 is a deficient number, since it is larger than the sum of its proper divisors (44680335).

82723377 is a wasteful number, since it uses less digits than its factorization.

82723377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147488.

The product of its digits is 98784, while the sum is 39.

The square root of 82723377 is about 9095.2392491897. The cubic root of 82723377 is about 435.7219297670.

The spelling of 82723377 in words is "eighty-two million, seven hundred twenty-three thousand, three hundred seventy-seven".