82445758 has 4 divisors (see below), whose sum is σ = 123668640. Its totient is φ = 41222878.

The previous prime is 82445707. The next prime is 82445813. The reversal of 82445758 is 85754428.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20611438 + ... + 20611441.

It is an arithmetic number, because the mean of its divisors is an integer number (30917160).

Almost surely, 2^82445758 is an apocalyptic number.

82445758 is a deficient number, since it is larger than the sum of its proper divisors (41222882).

82445758 is a wasteful number, since it uses less digits than its factorization.

82445758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41222881.

The product of its digits is 358400, while the sum is 43.

The square root of 82445758 is about 9079.9646475083. The cubic root of 82445758 is about 435.2339570297.

The spelling of 82445758 in words is "eighty-two million, four hundred forty-five thousand, seven hundred fifty-eight".