82520734 has 8 divisors (see below), whose sum is σ = 129162960. Its totient is φ = 39466416.

The previous prime is 82520731. The next prime is 82520749. The reversal of 82520734 is 43702528.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 82520696 and 82520705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82520731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896919 + ... + 897010.

It is an arithmetic number, because the mean of its divisors is an integer number (16145370).

Almost surely, 2^82520734 is an apocalyptic number.

82520734 is a deficient number, since it is larger than the sum of its proper divisors (46642226).

82520734 is a wasteful number, since it uses less digits than its factorization.

82520734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793954.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 82520734 is about 9084.0923597242. The cubic root of 82520734 is about 435.3658506735.

The spelling of 82520734 in words is "eighty-two million, five hundred twenty thousand, seven hundred thirty-four".