392424273897 has 8 divisors (see below), whose sum is σ = 523923560256. Its totient is φ = 261270585072.

The previous prime is 392424273863. The next prime is 392424273947. The reversal of 392424273897 is 798372424293.

It is a happy number.

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

It is not a de Polignac number, because 392424273897 - 2³² = 388129306601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 392424273897.

It is not an unprimeable number, because it can be changed into a prime (392424274897) 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, 86396733 + ... + 86401274.

It is an arithmetic number, because the mean of its divisors is an integer number (65490445032).

Almost surely, 2^392424273897 is an apocalyptic number.

It is an amenable number.

392424273897 is a deficient number, since it is larger than the sum of its proper divisors (131499286359).

392424273897 is a wasteful number, since it uses less digits than its factorization.

392424273897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172798767.

The product of its digits is 36578304, while the sum is 60.

The spelling of 392424273897 in words is "three hundred ninety-two billion, four hundred twenty-four million, two hundred seventy-three thousand, eight hundred ninety-seven".