352446240 has 48 divisors (see below), whose sum is σ = 1110207168. Its totient is φ = 93985536.

The previous prime is 352446229. The next prime is 352446247. The reversal of 352446240 is 42644253.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 352446198 and 352446207.

It is not an unprimeable number, because it can be changed into a prime (352446247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366652 + ... + 367611.

It is an arithmetic number, because the mean of its divisors is an integer number (23129316).

Almost surely, 2^352446240 is an apocalyptic number.

352446240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

352446240 is an abundant number, since it is smaller than the sum of its proper divisors (757760928).

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

352446240 is a wasteful number, since it uses less digits than its factorization.

352446240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734281 (or 734273 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 352446240 is about 18773.5516085796. The cubic root of 352446240 is about 706.3679089953.

The spelling of 352446240 in words is "three hundred fifty-two million, four hundred forty-six thousand, two hundred forty".