82957773 has 32 divisors (see below), whose sum is σ = 122052096. Its totient is φ = 49906688.

The previous prime is 82957741. The next prime is 82957783. The reversal of 82957773 is 37775928.

It is a cyclic number.

It is not a de Polignac number, because 82957773 - 2⁵ = 82957741 is a prime.

It is a super-2 number, since 2×82957773² = 13763984202239058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82957703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126715 + ... + 127367.

It is an arithmetic number, because the mean of its divisors is an integer number (3814128).

Almost surely, 2^82957773 is an apocalyptic number.

It is an amenable number.

82957773 is a deficient number, since it is larger than the sum of its proper divisors (39094323).

82957773 is a wasteful number, since it uses less digits than its factorization.

82957773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773.

The product of its digits is 740880, while the sum is 48.

The square root of 82957773 is about 9108.1157766028. The cubic root of 82957773 is about 436.1330798345.

The spelling of 82957773 in words is "eighty-two million, nine hundred fifty-seven thousand, seven hundred seventy-three".