82180034 has 8 divisors (see below), whose sum is σ = 126601788. Its totient is φ = 39979440.

The previous prime is 82180027. The next prime is 82180037. The reversal of 82180034 is 43008128.

It can be written as a sum of positive squares in 2 ways, for example, as 77492809 + 4687225 = 8803^2 + 2165^2 .

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 = 82179985 and 82180012.

It is not an unprimeable number, because it can be changed into a prime (82180037) 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, 555197 + ... + 555344.

Almost surely, 2^82180034 is an apocalyptic number.

82180034 is a deficient number, since it is larger than the sum of its proper divisors (44421754).

82180034 is a wasteful number, since it uses less digits than its factorization.

82180034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110580.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 82180034 is about 9065.3204025010. The cubic root of 82180034 is about 434.7658651056.

The spelling of 82180034 in words is "eighty-two million, one hundred eighty thousand, thirty-four".