228046522 has 12 divisors (see below), whose sum is σ = 375994458. Its totient is φ = 103657400.

The previous prime is 228046513. The next prime is 228046523. The reversal of 228046522 is 225640822.

It can be written as a sum of positive squares in only one way, i.e., 227436561 + 609961 = 15081^2 + 781^2 .

It is not an unprimeable number, because it can be changed into a prime (228046523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 470929 + ... + 471412.

Almost surely, 2^228046522 is an apocalyptic number.

228046522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

228046522 is a deficient number, since it is larger than the sum of its proper divisors (147947936).

228046522 is a wasteful number, since it uses less digits than its factorization.

228046522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942365 (or 942354 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 228046522 is about 15101.2092893251. The cubic root of 228046522 is about 610.9530225149.

The spelling of 228046522 in words is "two hundred twenty-eight million, forty-six thousand, five hundred twenty-two".