1061880588 has 288 divisors, whose sum is σ = 3207859200. Its totient is φ = 293787648.

The previous prime is 1061880553. The next prime is 1061880601. The reversal of 1061880588 is 8850881601.

It is a happy number.

1061880588 is a `hidden beast` number, since 1 + 0 + 61 + 8 + 8 + 0 + 588 = 666.

It is a super-2 number, since 2×1061880588² = 2255180766342451488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15848931 + ... + 15848997.

It is an arithmetic number, because the mean of its divisors is an integer number (11138400).

Almost surely, 2^1061880588 is an apocalyptic number.

1061880588 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061880588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1603929600).

1061880588 is an abundant number, since it is smaller than the sum of its proper divisors (2145978612).

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

1061880588 is a wasteful number, since it uses less digits than its factorization.

1061880588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 45.

The square root of 1061880588 is about 32586.5092944918. The cubic root of 1061880588 is about 1020.2154446866.

The spelling of 1061880588 in words is "one billion, sixty-one million, eight hundred eighty thousand, five hundred eighty-eight".