82553434 has 16 divisors (see below), whose sum is σ = 128505600. Its totient is φ = 39732480.

The previous prime is 82553431. The next prime is 82553453. The reversal of 82553434 is 43435528.

It is a self number, because there is not a number n which added to its sum of digits gives 82553434.

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 7 ways as a sum of consecutive naturals, for example, 8517 + ... + 15415.

It is an arithmetic number, because the mean of its divisors is an integer number (8031600).

Almost surely, 2^82553434 is an apocalyptic number.

82553434 is a deficient number, since it is larger than the sum of its proper divisors (45952166).

82553434 is a wasteful number, since it uses less digits than its factorization.

82553434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7125.

The product of its digits is 57600, while the sum is 34.

The square root of 82553434 is about 9085.8920310556. The cubic root of 82553434 is about 435.4233496905.

The spelling of 82553434 in words is "eighty-two million, five hundred fifty-three thousand, four hundred thirty-four".