1941620918 has 16 divisors (see below), whose sum is σ = 2940655536. Its totient is φ = 961416960.

The previous prime is 1941620897. The next prime is 1941620959. The reversal of 1941620918 is 8190261491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341378 + ... + 347018.

It is an arithmetic number, because the mean of its divisors is an integer number (183790971).

Almost surely, 2^1941620918 is an apocalyptic number.

1941620918 is a deficient number, since it is larger than the sum of its proper divisors (999034618).

1941620918 is a wasteful number, since it uses less digits than its factorization.

1941620918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7279.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 1941620918 is about 44063.8277729023. The cubic root of 1941620918 is about 1247.5409615159.

The spelling of 1941620918 in words is "one billion, nine hundred forty-one million, six hundred twenty thousand, nine hundred eighteen".