738217228 has 12 divisors (see below), whose sum is σ = 1476434512. Its totient is φ = 316378800.

The previous prime is 738217219. The next prime is 738217247. The reversal of 738217228 is 822712837.

738217228 is an admirable number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13182423 + ... + 13182478.

Almost surely, 2^738217228 is an apocalyptic number.

It is an amenable number.

738217228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

738217228 is a wasteful number, since it uses less digits than its factorization.

738217228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26364912 (or 26364910 counting only the distinct ones).

The product of its digits is 75264, while the sum is 40.

The square root of 738217228 is about 27170.1532568368. The cubic root of 738217228 is about 903.7772230825. Note that the first 3 decimals are identical.

The spelling of 738217228 in words is "seven hundred thirty-eight million, two hundred seventeen thousand, two hundred twenty-eight".