82773423 has 6 divisors (see below), whose sum is σ = 119561624. Its totient is φ = 55182276.

The previous prime is 82773421. The next prime is 82773451. The reversal of 82773423 is 32437728.

It is not a de Polignac number, because 82773423 - 2¹ = 82773421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82773421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4598515 + ... + 4598532.

Almost surely, 2^82773423 is an apocalyptic number.

82773423 is a deficient number, since it is larger than the sum of its proper divisors (36788201).

82773423 is a wasteful number, since it uses less digits than its factorization.

82773423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9197053 (or 9197050 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 82773423 is about 9097.9900527534. The cubic root of 82773423 is about 435.8097797579.

The spelling of 82773423 in words is "eighty-two million, seven hundred seventy-three thousand, four hundred twenty-three".