349339542 has 8 divisors (see below), whose sum is σ = 698679096. Its totient is φ = 116446512.

The previous prime is 349339537. The next prime is 349339547. The reversal of 349339542 is 245933943.

It is an interprime number because it is at equal distance from previous prime (349339537) and next prime (349339547).

It is a sphenic number, since it is the product of 3 distinct primes.

349339542 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 349339494 and 349339503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349339547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29111623 + ... + 29111634.

It is an arithmetic number, because the mean of its divisors is an integer number (87334887).

Almost surely, 2^349339542 is an apocalyptic number.

349339542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

349339542 is a wasteful number, since it uses less digits than its factorization.

349339542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58223262.

The product of its digits is 349920, while the sum is 42.

The square root of 349339542 is about 18690.6271162848. The cubic root of 349339542 is about 704.2863136274.

The spelling of 349339542 in words is "three hundred forty-nine million, three hundred thirty-nine thousand, five hundred forty-two".