1705531056 has 40 divisors (see below), whose sum is σ = 4417102704. Its totient is φ = 567072000.

The previous prime is 1705531049. The next prime is 1705531057. The reversal of 1705531056 is 6501355071.

It is a super-3 number, since 3×1705531056³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1705531057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25695 + ... + 63806.

Almost surely, 2^1705531056 is an apocalyptic number.

1705531056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1705531056 is an abundant number, since it is smaller than the sum of its proper divisors (2711571648).

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

1705531056 is a wasteful number, since it uses less digits than its factorization.

1705531056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89909 (or 89903 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 1705531056 is about 41298.0756936688. The cubic root of 1705531056 is about 1194.7761480291.

The spelling of 1705531056 in words is "one billion, seven hundred five million, five hundred thirty-one thousand, fifty-six".