1084149892 has 36 divisors (see below), whose sum is σ = 2209542300. Its totient is φ = 464104704.

The previous prime is 1084149883. The next prime is 1084149917. The reversal of 1084149892 is 2989414801.

It can be written as a sum of positive squares in 2 ways, for example, as 787139136 + 297010756 = 28056^2 + 17234^2 .

It is a super-2 number, since 2×1084149892² = 2350761976647223328, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 202968 + ... + 208240.

It is an arithmetic number, because the mean of its divisors is an integer number (61376175).

Almost surely, 2^1084149892 is an apocalyptic number.

It is an amenable number.

1084149892 is an abundant number, since it is smaller than the sum of its proper divisors (1125392408).

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

1084149892 is a wasteful number, since it uses less digits than its factorization.

1084149892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6340 (or 6331 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 1084149892 is about 32926.4315102624. The cubic root of 1084149892 is about 1027.2980024139.

The spelling of 1084149892 in words is "one billion, eighty-four million, one hundred forty-nine thousand, eight hundred ninety-two".