393048492 has 48 divisors (see below), whose sum is σ = 931711872. Its totient is φ = 128943360.

The previous prime is 393048443. The next prime is 393048499. The reversal of 393048492 is 294840393.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (393048499) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 335067 + ... + 336237.

It is an arithmetic number, because the mean of its divisors is an integer number (19410664).

Almost surely, 2^393048492 is an apocalyptic number.

It is an amenable number.

393048492 is an abundant number, since it is smaller than the sum of its proper divisors (538663380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

393048492 is a wasteful number, since it uses less digits than its factorization.

393048492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598 (or 1596 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 393048492 is about 19825.4506127856. The cubic root of 393048492 is about 732.5130700802.

The spelling of 393048492 in words is "three hundred ninety-three million, forty-eight thousand, four hundred ninety-two".