353987244 has 72 divisors (see below), whose sum is σ = 972775440. Its totient is φ = 107885952.

The previous prime is 353987239. The next prime is 353987261. The reversal of 353987244 is 442789353.

353987244 is a `hidden beast` number, since 3 + 539 + 8 + 72 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 353987244.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46542 + ... + 53610.

It is an arithmetic number, because the mean of its divisors is an integer number (13510770).

Almost surely, 2^353987244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 353987244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (486387720).

353987244 is an abundant number, since it is smaller than the sum of its proper divisors (618788196).

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

353987244 is a wasteful number, since it uses less digits than its factorization.

353987244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7199 (or 7194 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 353987244 is about 18814.5487322976. The cubic root of 353987244 is about 707.3958985624.

The spelling of 353987244 in words is "three hundred fifty-three million, nine hundred eighty-seven thousand, two hundred forty-four".