1386708402 has 16 divisors (see below), whose sum is σ = 2778871680. Its totient is φ = 461326992.

The previous prime is 1386708397. The next prime is 1386708431. The reversal of 1386708402 is 2048076831.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223978 + ... + 230085.

It is an arithmetic number, because the mean of its divisors is an integer number (173679480).

Almost surely, 2^1386708402 is an apocalyptic number.

1386708402 is an abundant number, since it is smaller than the sum of its proper divisors (1392163278).

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

1386708402 is a wasteful number, since it uses less digits than its factorization.

1386708402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454577.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 1386708402 is about 37238.5338325772. The cubic root of 1386708402 is about 1115.1374017431.

The spelling of 1386708402 in words is "one billion, three hundred eighty-six million, seven hundred eight thousand, four hundred two".