1940514818 has 16 divisors (see below), whose sum is σ = 3206831040. Its totient is φ = 873318000.

The previous prime is 1940514791. The next prime is 1940514847. The reversal of 1940514818 is 8184150491.

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, 434438 + ... + 438881.

It is an arithmetic number, because the mean of its divisors is an integer number (200426940).

Almost surely, 2^1940514818 is an apocalyptic number.

1940514818 is a deficient number, since it is larger than the sum of its proper divisors (1266316222).

1940514818 is a wasteful number, since it uses less digits than its factorization.

1940514818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873433.

The product of its (nonzero) digits is 46080, while the sum is 41.

The square root of 1940514818 is about 44051.2748737196. The cubic root of 1940514818 is about 1247.3040173624.

The spelling of 1940514818 in words is "one billion, nine hundred forty million, five hundred fourteen thousand, eight hundred eighteen".