228484749 has 8 divisors (see below), whose sum is σ = 310394592. Its totient is φ = 149449040.

The previous prime is 228484741. The next prime is 228484771. The reversal of 228484749 is 947484822.

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 228484749 - 2³ = 228484741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 228484698 and 228484707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228484741) 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, 718347 + ... + 718664.

It is an arithmetic number, because the mean of its divisors is an integer number (38799324).

Almost surely, 2^228484749 is an apocalyptic number.

It is an amenable number.

228484749 is a deficient number, since it is larger than the sum of its proper divisors (81909843).

228484749 is a wasteful number, since it uses less digits than its factorization.

228484749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437067.

The product of its digits is 1032192, while the sum is 48.

The square root of 228484749 is about 15115.7119911700. The cubic root of 228484749 is about 611.3441193136.

The spelling of 228484749 in words is "two hundred twenty-eight million, four hundred eighty-four thousand, seven hundred forty-nine".