349545942 has 40 divisors (see below), whose sum is σ = 829321416. Its totient is φ = 109660608.

The previous prime is 349545883. The next prime is 349545943. The reversal of 349545942 is 249545943.

349545942 is a `hidden beast` number, since 3 + 4 + 9 + 54 + 594 + 2 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349545943) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60708 + ... + 66215.

Almost surely, 2^349545942 is an apocalyptic number.

349545942 is an abundant number, since it is smaller than the sum of its proper divisors (479775474).

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

349545942 is a wasteful number, since it uses less digits than its factorization.

349545942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126954 (or 126945 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 349545942 is about 18696.1477850385. The cubic root of 349545942 is about 704.4249906245.

Subtracting from 349545942 its reverse (249545943), we obtain a palindrome (99999999).

The spelling of 349545942 in words is "three hundred forty-nine million, five hundred forty-five thousand, nine hundred forty-two".