82760438 has 4 divisors (see below), whose sum is σ = 124140660. Its totient is φ = 41380218.

The previous prime is 82760407. The next prime is 82760443. The reversal of 82760438 is 83406728.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20690108 + ... + 20690111.

It is an arithmetic number, because the mean of its divisors is an integer number (31035165).

Almost surely, 2^82760438 is an apocalyptic number.

82760438 is a deficient number, since it is larger than the sum of its proper divisors (41380222).

82760438 is a wasteful number, since it uses less digits than its factorization.

82760438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41380221.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 82760438 is about 9097.2764056062. The cubic root of 82760438 is about 435.7869894880.

The spelling of 82760438 in words is "eighty-two million, seven hundred sixty thousand, four hundred thirty-eight".