389456348 has 12 divisors (see below), whose sum is σ = 703534272. Its totient is φ = 188446560.

The previous prime is 389456329. The next prime is 389456359. The reversal of 389456348 is 843654983.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 389456296 and 389456305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1570265 + ... + 1570512.

It is an arithmetic number, because the mean of its divisors is an integer number (58627856).

Almost surely, 2^389456348 is an apocalyptic number.

It is an amenable number.

389456348 is a deficient number, since it is larger than the sum of its proper divisors (314077924).

389456348 is a wasteful number, since it uses less digits than its factorization.

389456348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140812 (or 3140810 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 50.

The square root of 389456348 is about 19734.6484133870. The cubic root of 389456348 is about 730.2747123955.

The spelling of 389456348 in words is "three hundred eighty-nine million, four hundred fifty-six thousand, three hundred forty-eight".