355640122 has 16 divisors (see below), whose sum is σ = 574612992. Its totient is φ = 164601360.

The previous prime is 355640111. The next prime is 355640147. The reversal of 355640122 is 221046553.

It is a super-3 number, since 3×355640122³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123273 + ... + 126124.

It is an arithmetic number, because the mean of its divisors is an integer number (35913312).

Almost surely, 2^355640122 is an apocalyptic number.

355640122 is a deficient number, since it is larger than the sum of its proper divisors (218972870).

355640122 is a wasteful number, since it uses less digits than its factorization.

355640122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249453.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 355640122 is about 18858.4231048092. The cubic root of 355640122 is about 708.4952074550.

Adding to 355640122 its reverse (221046553), we get a palindrome (576686675).

The spelling of 355640122 in words is "three hundred fifty-five million, six hundred forty thousand, one hundred twenty-two".