349510073 has 12 divisors (see below), whose sum is σ = 404394480. Its totient is φ = 301011480.

The previous prime is 349510039. The next prime is 349510081. The reversal of 349510073 is 370015943.

It is a happy number.

It is not a de Polignac number, because 349510073 - 2¹⁴ = 349493689 is a prime.

It is a super-2 number, since 2×349510073² = 244314582256930658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (349510033) 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, 73715 + ... + 78312.

It is an arithmetic number, because the mean of its divisors is an integer number (33699540).

Almost surely, 2^349510073 is an apocalyptic number.

It is an amenable number.

349510073 is a deficient number, since it is larger than the sum of its proper divisors (54884407).

349510073 is a wasteful number, since it uses less digits than its factorization.

349510073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152068 (or 152057 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 349510073 is about 18695.1884986485. The cubic root of 349510073 is about 704.4008947130.

The spelling of 349510073 in words is "three hundred forty-nine million, five hundred ten thousand, seventy-three".