82225597 has 8 divisors (see below), whose sum is σ = 87773760. Its totient is φ = 76799520.

The previous prime is 82225579. The next prime is 82225681. The reversal of 82225597 is 79552228.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82225597 - 2¹¹ = 82223549 is a prime.

It is a super-3 number, since 3×82225597³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82225697) 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, 29128 + ... + 31825.

It is an arithmetic number, because the mean of its divisors is an integer number (10971720).

Almost surely, 2^82225597 is an apocalyptic number.

It is an amenable number.

82225597 is a deficient number, since it is larger than the sum of its proper divisors (5548163).

82225597 is a wasteful number, since it uses less digits than its factorization.

82225597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61043.

The product of its digits is 100800, while the sum is 40.

The square root of 82225597 is about 9067.8330928618. The cubic root of 82225597 is about 434.8461992060.

The spelling of 82225597 in words is "eighty-two million, two hundred twenty-five thousand, five hundred ninety-seven".