82134637 has 8 divisors (see below), whose sum is σ = 88792704. Its totient is φ = 75525168.

The previous prime is 82134631. The next prime is 82134649. The reversal of 82134637 is 73643128.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 82134637 - 2¹⁹ = 81610349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82134631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8593 + ... + 15430.

It is an arithmetic number, because the mean of its divisors is an integer number (11099088).

Almost surely, 2^82134637 is an apocalyptic number.

It is an amenable number.

82134637 is a deficient number, since it is larger than the sum of its proper divisors (6658067).

82134637 is a wasteful number, since it uses less digits than its factorization.

82134637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24299.

The product of its digits is 24192, while the sum is 34.

The square root of 82134637 is about 9062.8161737950. The cubic root of 82134637 is about 434.6857941507.

The spelling of 82134637 in words is "eighty-two million, one hundred thirty-four thousand, six hundred thirty-seven".