343471145 has 32 divisors (see below), whose sum is σ = 454035456. Its totient is φ = 248371200.

The previous prime is 343471133. The next prime is 343471147. The reversal of 343471145 is 541174343.

It is not a de Polignac number, because 343471145 - 2¹² = 343467049 is a prime.

It is a super-2 number, since 2×343471145² = 235944854895222050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (343471147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 232760 + ... + 234230.

It is an arithmetic number, because the mean of its divisors is an integer number (14188608).

Almost surely, 2^343471145 is an apocalyptic number.

It is an amenable number.

343471145 is a deficient number, since it is larger than the sum of its proper divisors (110564311).

343471145 is a wasteful number, since it uses less digits than its factorization.

343471145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601.

The product of its digits is 20160, while the sum is 32.

The square root of 343471145 is about 18532.9745318985. The cubic root of 343471145 is about 700.3203601652.

The spelling of 343471145 in words is "three hundred forty-three million, four hundred seventy-one thousand, one hundred forty-five".