1084271916 has 48 divisors (see below), whose sum is σ = 3113809664. Its totient is φ = 285961536.

The previous prime is 1084271893. The next prime is 1084271927. The reversal of 1084271916 is 6191724801.

It is a super-2 number, since 2×1084271916² = 2351291175652622112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495370 + ... + 497553.

Almost surely, 2^1084271916 is an apocalyptic number.

It is an amenable number.

1084271916 is an abundant number, since it is smaller than the sum of its proper divisors (2029537748).

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

1084271916 is a wasteful number, since it uses less digits than its factorization.

1084271916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992950 (or 992948 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The square root of 1084271916 is about 32928.2844375470. The cubic root of 1084271916 is about 1027.3365426900.

The spelling of 1084271916 in words is "one billion, eighty-four million, two hundred seventy-one thousand, nine hundred sixteen".