349635573 has 12 divisors (see below), whose sum is σ = 577176288. Its totient is φ = 199791720.

The previous prime is 349635569. The next prime is 349635589. The reversal of 349635573 is 375536943.

349635573 is a `hidden beast` number, since 3 + 4 + 9 + 635 + 5 + 7 + 3 = 666.

It is not a de Polignac number, because 349635573 - 2² = 349635569 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349635553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2774823 + ... + 2774948.

It is an arithmetic number, because the mean of its divisors is an integer number (48098024).

Almost surely, 2^349635573 is an apocalyptic number.

It is an amenable number.

349635573 is a deficient number, since it is larger than the sum of its proper divisors (227540715).

349635573 is a wasteful number, since it uses less digits than its factorization.

349635573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5549784 (or 5549781 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 45.

The square root of 349635573 is about 18698.5446759902. The cubic root of 349635573 is about 704.4851953195.

The spelling of 349635573 in words is "three hundred forty-nine million, six hundred thirty-five thousand, five hundred seventy-three".