1385986034 has 16 divisors (see below), whose sum is σ = 2156319576. Its totient is φ = 667584000.

The previous prime is 1385986031. The next prime is 1385986057. The reversal of 1385986034 is 4306895831.

It can be written as a sum of positive squares in 4 ways, for example, as 1292186809 + 93799225 = 35947^2 + 9685^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1385986034.

It is not an unprimeable number, because it can be changed into a prime (1385986031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85247 + ... + 100194.

Almost surely, 2^1385986034 is an apocalyptic number.

1385986034 is a deficient number, since it is larger than the sum of its proper divisors (770333542).

1385986034 is a wasteful number, since it uses less digits than its factorization.

1385986034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185581.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 1385986034 is about 37228.8333687748. The cubic root of 1385986034 is about 1114.9437346178.

The spelling of 1385986034 in words is "one billion, three hundred eighty-five million, nine hundred eighty-six thousand, thirty-four".