228101434 has 32 divisors (see below), whose sum is σ = 387763200.
Its totient is φ = 99729840.
The previous prime is 228101413. The next prime is 228101473. The reversal of 228101434 is 434101822.
228101434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 228101399 and 228101408.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59137 + ... + 62875.
It is an arithmetic number, because the mean of its divisors is an integer number (12117600).
Almost surely, 2228101434 is an apocalyptic number.
228101434 is a deficient number, since it is larger than the sum of its proper divisors (159661766).
228101434 is a wasteful number, since it uses less digits than its factorization.
228101434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3858.
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 228101434 is about 15103.0273124298.
The cubic root of 228101434 is about 611.0020563110.
The spelling of 228101434 in words is "two hundred twenty-eight million, one hundred one thousand, four hundred thirty-four".