82049194 has 16 divisors (see below), whose sum is σ = 125847432. Its totient is φ = 40105728.

The previous prime is 82049179. The next prime is 82049213. The reversal of 82049194 is 49194028.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 62995969 + 19053225 = 7937^2 + 4365^2 .

It is a super-3 number, since 3×82049194³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31942 + ... + 34414.

Almost surely, 2^82049194 is an apocalyptic number.

82049194 is a deficient number, since it is larger than the sum of its proper divisors (43798238).

82049194 is a wasteful number, since it uses less digits than its factorization.

82049194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 82049194 is about 9058.1010151135. The cubic root of 82049194 is about 434.5350102424.

The spelling of 82049194 in words is "eighty-two million, forty-nine thousand, one hundred ninety-four".