345747246 has 16 divisors (see below), whose sum is σ = 744686544. Its totient is φ = 106383744.

The previous prime is 345747239. The next prime is 345747263. The reversal of 345747246 is 642747543.

It is a super-4 number, since 4×345747246⁴ (a number of 35 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345747198 and 345747207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2216251 + ... + 2216406.

It is an arithmetic number, because the mean of its divisors is an integer number (46542909).

Almost surely, 2^345747246 is an apocalyptic number.

345747246 is an abundant number, since it is smaller than the sum of its proper divisors (398939298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345747246 is a wasteful number, since it uses less digits than its factorization.

345747246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4432675.

The product of its digits is 564480, while the sum is 42.

The square root of 345747246 is about 18594.2799269023. The cubic root of 345747246 is about 701.8639073525.

The spelling of 345747246 in words is "three hundred forty-five million, seven hundred forty-seven thousand, two hundred forty-six".