1384681492 has 6 divisors (see below), whose sum is σ = 2423192618. Its totient is φ = 692340744.

The previous prime is 1384681477. The next prime is 1384681511. The reversal of 1384681492 is 2941864831.

It can be written as a sum of positive squares in only one way, i.e., 825642756 + 559038736 = 28734^2 + 23644^2 .

It is a super-3 number, since 3×1384681492³ (a number of 28 digits) contains 333 as substring.

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, 173085183 + ... + 173085190.

Almost surely, 2^1384681492 is an apocalyptic number.

It is an amenable number.

1384681492 is a deficient number, since it is larger than the sum of its proper divisors (1038511126).

1384681492 is a wasteful number, since it uses less digits than its factorization.

1384681492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346170377 (or 346170375 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 1384681492 is about 37211.3086574498. The cubic root of 1384681492 is about 1114.5938158661.

The spelling of 1384681492 in words is "one billion, three hundred eighty-four million, six hundred eighty-one thousand, four hundred ninety-two".