355049742 has 16 divisors (see below), whose sum is σ = 710289792. Its totient is φ = 118318200.

The previous prime is 355049719. The next prime is 355049749. The reversal of 355049742 is 247940553.

It is a self number, because there is not a number n which added to its sum of digits gives 355049742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355049749) 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, 31117 + ... + 40967.

It is an arithmetic number, because the mean of its divisors is an integer number (44393112).

Almost surely, 2^355049742 is an apocalyptic number.

355049742 is an abundant number, since it is smaller than the sum of its proper divisors (355240050).

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

355049742 is a wasteful number, since it uses less digits than its factorization.

355049742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15863.

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 355049742 is about 18842.7636508024. The cubic root of 355049742 is about 708.1029447487.

The spelling of 355049742 in words is "three hundred fifty-five million, forty-nine thousand, seven hundred forty-two".