82358461 has 4 divisors (see below), whose sum is σ = 82381212. Its totient is φ = 82335712.

The previous prime is 82358447. The next prime is 82358467. The reversal of 82358461 is 16485328.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18438436 + 63920025 = 4294^2 + 7995^2 .

It is a cyclic number.

It is not a de Polignac number, because 82358461 - 2⁷ = 82358333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82358461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82358467) 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, 4600 + ... + 13633.

It is an arithmetic number, because the mean of its divisors is an integer number (20595303).

Almost surely, 2^82358461 is an apocalyptic number.

It is an amenable number.

82358461 is a deficient number, since it is larger than the sum of its proper divisors (22751).

82358461 is a wasteful number, since it uses less digits than its factorization.

82358461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22750.

The product of its digits is 46080, while the sum is 37.

The square root of 82358461 is about 9075.1562520984. The cubic root of 82358461 is about 435.0802881705.

The spelling of 82358461 in words is "eighty-two million, three hundred fifty-eight thousand, four hundred sixty-one".