352228240 has 80 divisors (see below), whose sum is σ = 1007935488. Its totient is φ = 111472128.

The previous prime is 352228211. The next prime is 352228291. The reversal of 352228240 is 42822253.

It is a happy number.

352228240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 352228199 and 352228208.

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, 16912 + ... + 31471.

Almost surely, 2^352228240 is an apocalyptic number.

It is an amenable number.

352228240 is an abundant number, since it is smaller than the sum of its proper divisors (655707248).

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

352228240 is a wasteful number, since it uses less digits than its factorization.

352228240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48416 (or 48410 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 352228240 is about 18767.7446700449. The cubic root of 352228240 is about 706.2222414234. Note that the first 4 decimals are identical.

The spelling of 352228240 in words is "three hundred fifty-two million, two hundred twenty-eight thousand, two hundred forty".