82601077 has 16 divisors (see below), whose sum is σ = 92695680. Its totient is φ = 73080000.

The previous prime is 82601047. The next prime is 82601087. The reversal of 82601077 is 77010628.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-82601077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82601047) 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, 56202 + ... + 57652.

It is an arithmetic number, because the mean of its divisors is an integer number (5793480).

Almost surely, 2^82601077 is an apocalyptic number.

It is an amenable number.

82601077 is a deficient number, since it is larger than the sum of its proper divisors (10094603).

82601077 is a wasteful number, since it uses less digits than its factorization.

82601077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 82601077 is about 9088.5134648082. The cubic root of 82601077 is about 435.5070970049.

The spelling of 82601077 in words is "eighty-two million, six hundred one thousand, seventy-seven".