223194993740 has 24 divisors (see below), whose sum is σ = 469002314592. Its totient is φ = 89222220800.

The previous prime is 223194993733. The next prime is 223194993751. The reversal of 223194993740 is 47399491322.

223194993740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223194993740³ (a number of 35 digits) contains 333 as substring.

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, 3453224 + ... + 3517263.

It is an arithmetic number, because the mean of its divisors is an integer number (19541763108).

Almost surely, 2^223194993740 is an apocalyptic number.

223194993740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223194993740 is an abundant number, since it is smaller than the sum of its proper divisors (245807320852).

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

223194993740 is a wasteful number, since it uses less digits than its factorization.

223194993740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6972097 (or 6972095 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 223194993740 in words is "two hundred twenty-three billion, one hundred ninety-four million, nine hundred ninety-three thousand, seven hundred forty".