349123734 has 24 divisors (see below), whose sum is σ = 767727480. Its totient is φ = 114637248.

The previous prime is 349123717. The next prime is 349123759. The reversal of 349123734 is 437321943.

It is a super-3 number, since 3×349123734³ (a number of 27 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143539 + ... + 145950.

It is an arithmetic number, because the mean of its divisors is an integer number (31988645).

Almost surely, 2^349123734 is an apocalyptic number.

349123734 is an abundant number, since it is smaller than the sum of its proper divisors (418603746).

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

349123734 is a wasteful number, since it uses less digits than its factorization.

349123734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289564 (or 289561 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 349123734 is about 18684.8530633773. The cubic root of 349123734 is about 704.1412571125.

It can be divided in two parts, 3491 and 23734, that added together give a square (27225 = 165²).

The spelling of 349123734 in words is "three hundred forty-nine million, one hundred twenty-three thousand, seven hundred thirty-four".