82529919 has 12 divisors (see below), whose sum is σ = 119878200. Its totient is φ = 54711504.

The previous prime is 82529879. The next prime is 82529927. The reversal of 82529919 is 91992528.

It is not a de Polignac number, because 82529919 - 2¹³ = 82521727 is a prime.

It is a super-2 number, since 2×82529919² = 13622375060293122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82529929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24004 + ... + 27225.

It is an arithmetic number, because the mean of its divisors is an integer number (9989850).

Almost surely, 2^82529919 is an apocalyptic number.

82529919 is a deficient number, since it is larger than the sum of its proper divisors (37348281).

82529919 is a wasteful number, since it uses less digits than its factorization.

82529919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51414 (or 51411 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The square root of 82529919 is about 9084.5978997422. The cubic root of 82529919 is about 435.3820029251.

The spelling of 82529919 in words is "eighty-two million, five hundred twenty-nine thousand, nine hundred nineteen".