1090056738 has 16 divisors (see below), whose sum is σ = 2192717376. Its totient is φ = 361251600.

The previous prime is 1090056713. The next prime is 1090056739. The reversal of 1090056738 is 8376500901.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1090056696 and 1090056705.

It is not an unprimeable number, because it can be changed into a prime (1090056739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524038 + ... + 526113.

It is an arithmetic number, because the mean of its divisors is an integer number (137044836).

Almost surely, 2^1090056738 is an apocalyptic number.

1090056738 is an abundant number, since it is smaller than the sum of its proper divisors (1102660638).

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

1090056738 is a wasteful number, since it uses less digits than its factorization.

1090056738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050329.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 1090056738 is about 33016.0072994903. The cubic root of 1090056738 is about 1029.1603229850.

The spelling of 1090056738 in words is "one billion, ninety million, fifty-six thousand, seven hundred thirty-eight".