349618465 has 16 divisors (see below), whose sum is σ = 494945280. Its totient is φ = 232004160.

The previous prime is 349618463. The next prime is 349618531. The reversal of 349618465 is 564816943.

It is not a de Polignac number, because 349618465 - 2¹ = 349618463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349618463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160030 + ... + 162199.

It is an arithmetic number, because the mean of its divisors is an integer number (30934080).

Almost surely, 2^349618465 is an apocalyptic number.

349618465 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

349618465 is a deficient number, since it is larger than the sum of its proper divisors (145326815).

349618465 is a wasteful number, since it uses less digits than its factorization.

349618465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322272.

The product of its digits is 622080, while the sum is 46.

The square root of 349618465 is about 18698.0872016364. The cubic root of 349618465 is about 704.4737047559.

The spelling of 349618465 in words is "three hundred forty-nine million, six hundred eighteen thousand, four hundred sixty-five".