349598497 has 8 divisors (see below), whose sum is σ = 354061800. Its totient is φ = 345147264.

The previous prime is 349598477. The next prime is 349598507. The reversal of 349598497 is 794895943.

It can be written as a sum of positive squares in 4 ways, for example, as 63616576 + 285981921 = 7976^2 + 16911^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349598497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349598437) 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, 64779 + ... + 69967.

It is an arithmetic number, because the mean of its divisors is an integer number (44257725).

Almost surely, 2^349598497 is an apocalyptic number.

It is an amenable number.

349598497 is a deficient number, since it is larger than the sum of its proper divisors (4463303).

349598497 is an equidigital number, since it uses as much as digits as its factorization.

349598497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035.

The product of its digits is 9797760, while the sum is 58.

The square root of 349598497 is about 18697.5532356509. The cubic root of 349598497 is about 704.4602928034.

The spelling of 349598497 in words is "three hundred forty-nine million, five hundred ninety-eight thousand, four hundred ninety-seven".