82759743 has 12 divisors (see below), whose sum is σ = 130409448. Its totient is φ = 50157360.

The previous prime is 82759741. The next prime is 82759769. The reversal of 82759743 is 34795728.

It is not a de Polignac number, because 82759743 - 2¹ = 82759741 is a prime.

It is a super-2 number, since 2×82759743² = 13698350122852098, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82759741) 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, 417880 + ... + 418077.

It is an arithmetic number, because the mean of its divisors is an integer number (10867454).

Almost surely, 2^82759743 is an apocalyptic number.

82759743 is a deficient number, since it is larger than the sum of its proper divisors (47649705).

82759743 is a wasteful number, since it uses less digits than its factorization.

82759743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835974 (or 835971 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 82759743 is about 9097.2382072803. The cubic root of 82759743 is about 435.7857696105.

The spelling of 82759743 in words is "eighty-two million, seven hundred fifty-nine thousand, seven hundred forty-three".