393040034822 has 4 divisors (see below), whose sum is σ = 589560052236. Its totient is φ = 196520017410.

The previous prime is 393040034819. The next prime is 393040034839. The reversal of 393040034822 is 228430040393.

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, 98260008704 + ... + 98260008707.

It is an arithmetic number, because the mean of its divisors is an integer number (147390013059).

Almost surely, 2^393040034822 is an apocalyptic number.

393040034822 is a deficient number, since it is larger than the sum of its proper divisors (196520017414).

393040034822 is a wasteful number, since it uses less digits than its factorization.

393040034822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196520017413.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 393040034822 in words is "three hundred ninety-three billion, forty million, thirty-four thousand, eight hundred twenty-two".