343445697 has 32 divisors (see below), whose sum is σ = 583464960. Its totient is φ = 195590160.

The previous prime is 343445693. The next prime is 343445701. The reversal of 343445697 is 796544343.

343445697 is a `hidden beast` number, since 3 + 43 + 44 + 569 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (343445693) and next prime (343445701).

It is not a de Polignac number, because 343445697 - 2² = 343445693 is a prime.

It is a super-3 number, since 3×343445697³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (343445693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55858 + ... + 61700.

It is an arithmetic number, because the mean of its divisors is an integer number (18233280).

Almost surely, 2^343445697 is an apocalyptic number.

It is an amenable number.

343445697 is a deficient number, since it is larger than the sum of its proper divisors (240019263).

343445697 is a wasteful number, since it uses less digits than its factorization.

343445697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6170 (or 6164 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 343445697 is about 18532.2879591269. The cubic root of 343445697 is about 700.3030640080.

It can be divided in two parts, 343 and 445697, that added together give a triangular number (446040 = T₉₄₄).

The spelling of 343445697 in words is "three hundred forty-three million, four hundred forty-five thousand, six hundred ninety-seven".