355521342 has 16 divisors (see below), whose sum is σ = 775683072. Its totient is φ = 107733720.

The previous prime is 355521317. The next prime is 355521349. The reversal of 355521342 is 243125553.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355521349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2693278 + ... + 2693409.

It is an arithmetic number, because the mean of its divisors is an integer number (48480192).

Almost surely, 2^355521342 is an apocalyptic number.

355521342 is an abundant number, since it is smaller than the sum of its proper divisors (420161730).

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

355521342 is a wasteful number, since it uses less digits than its factorization.

355521342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5386703.

The product of its digits is 18000, while the sum is 30.

The square root of 355521342 is about 18855.2735859229. The cubic root of 355521342 is about 708.4163220629.

Adding to 355521342 its reverse (243125553), we get a palindrome (598646895).

The spelling of 355521342 in words is "three hundred fifty-five million, five hundred twenty-one thousand, three hundred forty-two".