1941542218 has 64 divisors (see below), whose sum is σ = 3759833088. Its totient is φ = 729933120.

The previous prime is 1941542177. The next prime is 1941542233. The reversal of 1941542218 is 8122451491.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 31 ways as a sum of consecutive naturals, for example, 722305 + ... + 724987.

It is an arithmetic number, because the mean of its divisors is an integer number (58747392).

Almost surely, 2^1941542218 is an apocalyptic number.

1941542218 is a deficient number, since it is larger than the sum of its proper divisors (1818290870).

1941542218 is a wasteful number, since it uses less digits than its factorization.

1941542218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867.

The product of its digits is 23040, while the sum is 37.

The square root of 1941542218 is about 44062.9347411177. The cubic root of 1941542218 is about 1247.5241057024.

The spelling of 1941542218 in words is "one billion, nine hundred forty-one million, five hundred forty-two thousand, two hundred eighteen".