384649492 has 6 divisors (see below), whose sum is σ = 673136618. Its totient is φ = 192324744.

The previous prime is 384649487. The next prime is 384649501. The reversal of 384649492 is 294946483.

It can be written as a sum of positive squares in only one way, i.e., 316982416 + 67667076 = 17804^2 + 8226^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48081183 + ... + 48081190.

Almost surely, 2^384649492 is an apocalyptic number.

It is an amenable number.

384649492 is a deficient number, since it is larger than the sum of its proper divisors (288487126).

384649492 is a wasteful number, since it uses less digits than its factorization.

384649492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96162377 (or 96162375 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The square root of 384649492 is about 19612.4830656396. The cubic root of 384649492 is about 727.2577998129.

The spelling of 384649492 in words is "three hundred eighty-four million, six hundred forty-nine thousand, four hundred ninety-two".