228365413 has 8 divisors (see below), whose sum is σ = 241852608. Its totient is φ = 215174784.

The previous prime is 228365407. The next prime is 228365461. The reversal of 228365413 is 314563822.

228365413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 228365413 - 2⁵ = 228365381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228365213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72556 + ... + 75637.

It is an arithmetic number, because the mean of its divisors is an integer number (30231576).

Almost surely, 2^228365413 is an apocalyptic number.

228365413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

228365413 is a deficient number, since it is larger than the sum of its proper divisors (13487195).

228365413 is a wasteful number, since it uses less digits than its factorization.

228365413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148283.

The product of its digits is 34560, while the sum is 34.

The square root of 228365413 is about 15111.7640598310. The cubic root of 228365413 is about 611.2376671804.

The spelling of 228365413 in words is "two hundred twenty-eight million, three hundred sixty-five thousand, four hundred thirteen".