1966028058 has 32 divisors (see below), whose sum is σ = 4409795520. Its totient is φ = 649216080.

The previous prime is 1966028047. The next prime is 1966028081. The reversal of 1966028058 is 8508206691.

It is a super-3 number, since 3×1966028058³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164353 + ... + 175908.

It is an arithmetic number, because the mean of its divisors is an integer number (137806110).

Almost surely, 2^1966028058 is an apocalyptic number.

1966028058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1966028058 is an abundant number, since it is smaller than the sum of its proper divisors (2443767462).

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

1966028058 is a wasteful number, since it uses less digits than its factorization.

1966028058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340379 (or 340373 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 1966028058 is about 44339.9149525571. The cubic root of 1966028058 is about 1252.7466128473.

The spelling of 1966028058 in words is "one billion, nine hundred sixty-six million, twenty-eight thousand, fifty-eight".