349208724 has 24 divisors (see below), whose sum is σ = 850248000. Its totient is φ = 111341824.

The previous prime is 349208711. The next prime is 349208729. The reversal of 349208724 is 427802943.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349208729) 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, 632349 + ... + 632900.

It is an arithmetic number, because the mean of its divisors is an integer number (35427000).

Almost surely, 2^349208724 is an apocalyptic number.

It is an amenable number.

349208724 is an abundant number, since it is smaller than the sum of its proper divisors (501039276).

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

349208724 is a wasteful number, since it uses less digits than its factorization.

349208724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265279 (or 1265277 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 349208724 is about 18687.1272270512. The cubic root of 349208724 is about 704.1983907341.

The spelling of 349208724 in words is "three hundred forty-nine million, two hundred eight thousand, seven hundred twenty-four".