355166142 has 16 divisors (see below), whose sum is σ = 752116752. Its totient is φ = 111424640.

The previous prime is 355166137. The next prime is 355166143. The reversal of 355166142 is 241661553.

It is a super-2 number, since 2×355166142² = 252285976846328328, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355166143) 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, 1740909 + ... + 1741112.

It is an arithmetic number, because the mean of its divisors is an integer number (47007297).

Almost surely, 2^355166142 is an apocalyptic number.

355166142 is an abundant number, since it is smaller than the sum of its proper divisors (396950610).

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

355166142 is a wasteful number, since it uses less digits than its factorization.

355166142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482043.

The product of its digits is 21600, while the sum is 33.

The square root of 355166142 is about 18845.8521165799. The cubic root of 355166142 is about 708.1803181112.

The spelling of 355166142 in words is "three hundred fifty-five million, one hundred sixty-six thousand, one hundred forty-two".