1386934402 has 16 divisors (see below), whose sum is σ = 2378894400. Its totient is φ = 594077328.

The previous prime is 1386934397. The next prime is 1386934411. The reversal of 1386934402 is 2044396831.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724 + ... + 52672.

It is an arithmetic number, because the mean of its divisors is an integer number (148680900).

Almost surely, 2^1386934402 is an apocalyptic number.

1386934402 is a deficient number, since it is larger than the sum of its proper divisors (991959998).

1386934402 is a wasteful number, since it uses less digits than its factorization.

1386934402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53865.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 1386934402 is about 37241.5682000638. The cubic root of 1386934402 is about 1115.1979786129.

The spelling of 1386934402 in words is "one billion, three hundred eighty-six million, nine hundred thirty-four thousand, four hundred two".