349006782 has 16 divisors (see below), whose sum is σ = 734751360. Its totient is φ = 110212632.

The previous prime is 349006781. The next prime is 349006789. The reversal of 349006782 is 287600943.

It is a self number, because there is not a number n which added to its sum of digits gives 349006782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349006781) 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, 1530618 + ... + 1530845.

It is an arithmetic number, because the mean of its divisors is an integer number (45921960).

Almost surely, 2^349006782 is an apocalyptic number.

349006782 is an abundant number, since it is smaller than the sum of its proper divisors (385744578).

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

349006782 is a wasteful number, since it uses less digits than its factorization.

349006782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3061487.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 349006782 is about 18681.7232074560. The cubic root of 349006782 is about 704.0626222166.

The spelling of 349006782 in words is "three hundred forty-nine million, six thousand, seven hundred eighty-two".