1306906050 has 48 divisors (see below), whose sum is σ = 3296083680. Its totient is φ = 342599040.

The previous prime is 1306906043. The next prime is 1306906121. The reversal of 1306906050 is 506096031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1306905999 and 1306906017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64987 + ... + 82686.

It is an arithmetic number, because the mean of its divisors is an integer number (68668410).

Almost surely, 2^1306906050 is an apocalyptic number.

1306906050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1306906050 is an abundant number, since it is smaller than the sum of its proper divisors (1989177630).

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

1306906050 is a wasteful number, since it uses less digits than its factorization.

1306906050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147747 (or 147742 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 1306906050 is about 36151.1555831899. The cubic root of 1306906050 is about 1093.3220898069.

The spelling of 1306906050 in words is "one billion, three hundred six million, nine hundred six thousand, fifty".