82453533 has 4 divisors (see below), whose sum is σ = 109938048. Its totient is φ = 54969020.

The previous prime is 82453529. The next prime is 82453537. The reversal of 82453533 is 33535428.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (82453529) and next prime (82453537).

It is a cyclic number.

It is not a de Polignac number, because 82453533 - 2² = 82453529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82453494 and 82453503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82453537) 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, 13742253 + ... + 13742258.

It is an arithmetic number, because the mean of its divisors is an integer number (27484512).

Almost surely, 2^82453533 is an apocalyptic number.

It is an amenable number.

82453533 is a deficient number, since it is larger than the sum of its proper divisors (27484515).

82453533 is a wasteful number, since it uses less digits than its factorization.

82453533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27484514.

The product of its digits is 43200, while the sum is 33.

The square root of 82453533 is about 9080.3927778483. The cubic root of 82453533 is about 435.2476380961.

The spelling of 82453533 in words is "eighty-two million, four hundred fifty-three thousand, five hundred thirty-three".