355944140 has 12 divisors (see below), whose sum is σ = 747482736. Its totient is φ = 142377648.

The previous prime is 355944103. The next prime is 355944143. The reversal of 355944140 is 41449553.

It is a self number, because there is not a number n which added to its sum of digits gives 355944140.

It is not an unprimeable number, because it can be changed into a prime (355944143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8898584 + ... + 8898623.

It is an arithmetic number, because the mean of its divisors is an integer number (62290228).

Almost surely, 2^355944140 is an apocalyptic number.

It is an amenable number.

355944140 is an abundant number, since it is smaller than the sum of its proper divisors (391538596).

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

355944140 is a wasteful number, since it uses less digits than its factorization.

355944140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17797216 (or 17797214 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 355944140 is about 18866.4819190012. The cubic root of 355944140 is about 708.6970350283.

The spelling of 355944140 in words is "three hundred fifty-five million, nine hundred forty-four thousand, one hundred forty".