1338775086 has 16 divisors (see below), whose sum is σ = 2920963968. Its totient is φ = 405689400.

The previous prime is 1338775063. The next prime is 1338775121. The reversal of 1338775086 is 6805778331.

It is a Curzon number.

It is a congruent number.

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, 10142170 + ... + 10142301.

It is an arithmetic number, because the mean of its divisors is an integer number (182560248).

Almost surely, 2^1338775086 is an apocalyptic number.

1338775086 is an abundant number, since it is smaller than the sum of its proper divisors (1582188882).

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

1338775086 is a wasteful number, since it uses less digits than its factorization.

1338775086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20284487.

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 1338775086 is about 36589.2755599233. The cubic root of 1338775086 is about 1102.1377397953.

The spelling of 1338775086 in words is "one billion, three hundred thirty-eight million, seven hundred seventy-five thousand, eighty-six".