82553433 has 4 divisors (see below), whose sum is σ = 110071248. Its totient is φ = 55035620.

The previous prime is 82553431. The next prime is 82553453. The reversal of 82553433 is 33435528.

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 a cyclic number.

It is not a de Polignac number, because 82553433 - 2¹ = 82553431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82553394 and 82553403.

It is not an unprimeable number, because it can be changed into a prime (82553431) 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, 13758903 + ... + 13758908.

It is an arithmetic number, because the mean of its divisors is an integer number (27517812).

Almost surely, 2^82553433 is an apocalyptic number.

It is an amenable number.

82553433 is a deficient number, since it is larger than the sum of its proper divisors (27517815).

82553433 is a wasteful number, since it uses less digits than its factorization.

82553433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27517814.

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

The square root of 82553433 is about 9085.8919760252. The cubic root of 82553433 is about 435.4233479323.

The spelling of 82553433 in words is "eighty-two million, five hundred fifty-three thousand, four hundred thirty-three".