1946113580 has 12 divisors (see below), whose sum is σ = 4086838560. Its totient is φ = 778445424.

The previous prime is 1946113579. The next prime is 1946113591. The reversal of 1946113580 is 853116491.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48652820 + ... + 48652859.

It is an arithmetic number, because the mean of its divisors is an integer number (340569880).

Almost surely, 2^1946113580 is an apocalyptic number.

1946113580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1946113580 is an abundant number, since it is smaller than the sum of its proper divisors (2140724980).

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

1946113580 is a wasteful number, since it uses less digits than its factorization.

1946113580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97305688 (or 97305686 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1946113580 is about 44114.7773427454. Note that the first 3 decimals coincide. The cubic root of 1946113580 is about 1248.5024369605.

The spelling of 1946113580 in words is "one billion, nine hundred forty-six million, one hundred thirteen thousand, five hundred eighty".