82530674 has 8 divisors (see below), whose sum is σ = 126675120. Its totient is φ = 40305636.

The previous prime is 82530641. The next prime is 82530677. The reversal of 82530674 is 47603528.

It is a happy number.

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

It is a super-2 number, since 2×82530674² = 13622624301788552, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82530677) 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, 479744 + ... + 479915.

It is an arithmetic number, because the mean of its divisors is an integer number (15834390).

Almost surely, 2^82530674 is an apocalyptic number.

82530674 is a deficient number, since it is larger than the sum of its proper divisors (44144446).

82530674 is a wasteful number, since it uses less digits than its factorization.

82530674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959704.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 82530674 is about 9084.6394534951. The cubic root of 82530674 is about 435.3833305746.

The spelling of 82530674 in words is "eighty-two million, five hundred thirty thousand, six hundred seventy-four".