1018822042 has 8 divisors (see below), whose sum is σ = 1746552096. Its totient is φ = 436638012.

The previous prime is 1018822027. The next prime is 1018822043. The reversal of 1018822042 is 2402288101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1018822042.

It is not an unprimeable number, because it can be changed into a prime (1018822043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36386488 + ... + 36386515.

It is an arithmetic number, because the mean of its divisors is an integer number (218319012).

Almost surely, 2^1018822042 is an apocalyptic number.

1018822042 is a deficient number, since it is larger than the sum of its proper divisors (727730054).

1018822042 is an equidigital number, since it uses as much as digits as its factorization.

1018822042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72773012.

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 1018822042 is about 31918.9918700450. The cubic root of 1018822042 is about 1006.2350572630.

The spelling of 1018822042 in words is "one billion, eighteen million, eight hundred twenty-two thousand, forty-two".