1934077818 has 8 divisors (see below), whose sum is σ = 3868155648. Its totient is φ = 644692604.

The previous prime is 1934077813. The next prime is 1934077861. The reversal of 1934077818 is 8187704391.

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

1934077818 is an admirable number.

It is a super-2 number, since 2×1934077818² = 7481314012159282248, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1934077813) 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, 161173146 + ... + 161173157.

It is an arithmetic number, because the mean of its divisors is an integer number (483519456).

Almost surely, 2^1934077818 is an apocalyptic number.

1934077818 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1934077818 is a wasteful number, since it uses less digits than its factorization.

1934077818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322346308.

The product of its (nonzero) digits is 338688, while the sum is 48.

The square root of 1934077818 is about 43978.1515982652. The cubic root of 1934077818 is about 1245.9233201723.

The spelling of 1934077818 in words is "one billion, nine hundred thirty-four million, seventy-seven thousand, eight hundred eighteen".