355551242 has 16 divisors (see below), whose sum is σ = 548392680. Its totient is φ = 172815552.

The previous prime is 355551211. The next prime is 355551253. The reversal of 355551242 is 242155553.

It can be written as a sum of positive squares in 4 ways, for example, as 298563841 + 56987401 = 17279^2 + 7549^2 .

It is a junction number, because it is equal to n+sod(n) for n = 355551199 and 355551208.

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, 3833 + ... + 26940.

Almost surely, 2^355551242 is an apocalyptic number.

355551242 is a deficient number, since it is larger than the sum of its proper divisors (192841438).

355551242 is a wasteful number, since it uses less digits than its factorization.

355551242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30937.

The product of its digits is 30000, while the sum is 32.

The square root of 355551242 is about 18856.0664508799. The cubic root of 355551242 is about 708.4361812122.

The spelling of 355551242 in words is "three hundred fifty-five million, five hundred fifty-one thousand, two hundred forty-two".