82573454 has 16 divisors (see below), whose sum is σ = 133939008. Its totient is φ = 38030592.

The previous prime is 82573453. The next prime is 82573489. The reversal of 82573454 is 45437528.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82573453) 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, 24239 + ... + 27434.

It is an arithmetic number, because the mean of its divisors is an integer number (8371188).

Almost surely, 2^82573454 is an apocalyptic number.

82573454 is a deficient number, since it is larger than the sum of its proper divisors (51365554).

82573454 is a wasteful number, since it uses less digits than its factorization.

82573454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51739.

The product of its digits is 134400, while the sum is 38.

The square root of 82573454 is about 9086.9936722769. The cubic root of 82573454 is about 435.4585449593.

It can be divided in two parts, 8257 and 3454, that added together give a palindrome (11711).

The spelling of 82573454 in words is "eighty-two million, five hundred seventy-three thousand, four hundred fifty-four".