82593442 has 8 divisors (see below), whose sum is σ = 125027100. Its totient is φ = 40917744.

The previous prime is 82593439. The next prime is 82593443. The reversal of 82593442 is 24439528.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 82464561 + 128881 = 9081^2 + 359^2 .

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

It is a super-2 number, since 2×82593442² = 13643353322814728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82593443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189217 + ... + 189652.

Almost surely, 2^82593442 is an apocalyptic number.

82593442 is a deficient number, since it is larger than the sum of its proper divisors (42433658).

82593442 is a wasteful number, since it uses less digits than its factorization.

82593442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378980.

The product of its digits is 69120, while the sum is 37.

The square root of 82593442 is about 9088.0934194142. The cubic root of 82593442 is about 435.4936782972.

The spelling of 82593442 in words is "eighty-two million, five hundred ninety-three thousand, four hundred forty-two".