349609950 has 72 divisors (see below), whose sum is σ = 943252128. Its totient is φ = 92835840.

The previous prime is 349609933. The next prime is 349609951. The reversal of 349609950 is 59906943.

It is a happy number.

349609950 is a `hidden beast` number, since 34 + 9 + 609 + 9 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 349609896 and 349609905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349609951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 114139 + ... + 117161.

It is an arithmetic number, because the mean of its divisors is an integer number (13100724).

Almost surely, 2^349609950 is an apocalyptic number.

349609950 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 349609950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471626064).

349609950 is an abundant number, since it is smaller than the sum of its proper divisors (593642178).

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

349609950 is a wasteful number, since it uses less digits than its factorization.

349609950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298 (or 3290 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 349609950 is about 18697.8595031624. The cubic root of 349609950 is about 704.4679855287.

The spelling of 349609950 in words is "three hundred forty-nine million, six hundred nine thousand, nine hundred fifty".