82597238 has 16 divisors (see below), whose sum is σ = 127056336. Its totient is φ = 40249440.

The previous prime is 82597231. The next prime is 82597243. The reversal of 82597238 is 83279528.

It is a super-3 number, since 3×82597238³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82597231) 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, 56120 + ... + 57572.

It is an arithmetic number, because the mean of its divisors is an integer number (7941021).

Almost surely, 2^82597238 is an apocalyptic number.

82597238 is a deficient number, since it is larger than the sum of its proper divisors (44459098).

82597238 is a wasteful number, since it uses less digits than its factorization.

82597238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159.

The product of its digits is 241920, while the sum is 44.

The square root of 82597238 is about 9088.3022616988. The cubic root of 82597238 is about 435.5003499676.

The spelling of 82597238 in words is "eighty-two million, five hundred ninety-seven thousand, two hundred thirty-eight".