1086338538 has 24 divisors (see below), whose sum is σ = 2357035200. Its totient is φ = 361604904.

The previous prime is 1086338531. The next prime is 1086338551. The reversal of 1086338538 is 8358336801.

1086338538 is a `hidden beast` number, since 1 + 0 + 8 + 633 + 8 + 5 + 3 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1086338493 and 1086338502.

It is not an unprimeable number, because it can be changed into a prime (1086338531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29028 + ... + 54911.

It is an arithmetic number, because the mean of its divisors is an integer number (98209800).

Almost surely, 2^1086338538 is an apocalyptic number.

1086338538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1086338538 is an abundant number, since it is smaller than the sum of its proper divisors (1270696662).

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

1086338538 is a wasteful number, since it uses less digits than its factorization.

1086338538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84666 (or 84663 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 1086338538 is about 32959.6501498423. The cubic root of 1086338538 is about 1027.9888295102.

The spelling of 1086338538 in words is "one billion, eighty-six million, three hundred thirty-eight thousand, five hundred thirty-eight".