82249454 has 32 divisors (see below), whose sum is σ = 145069056. Its totient is φ = 34241760.

The previous prime is 82249429. The next prime is 82249463. The reversal of 82249454 is 45494228.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190619 + ... + 191049.

It is an arithmetic number, because the mean of its divisors is an integer number (4533408).

Almost surely, 2^82249454 is an apocalyptic number.

82249454 is a deficient number, since it is larger than the sum of its proper divisors (62819602).

82249454 is a wasteful number, since it uses less digits than its factorization.

82249454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800.

The product of its digits is 92160, while the sum is 38.

The square root of 82249454 is about 9069.1484716042. The cubic root of 82249454 is about 434.8882506798. Note that the first 3 decimals are identical.

The spelling of 82249454 in words is "eighty-two million, two hundred forty-nine thousand, four hundred fifty-four".