345543042 has 16 divisors (see below), whose sum is σ = 744246720. Its totient is φ = 106320912.

The previous prime is 345543041. The next prime is 345543043. The reversal of 345543042 is 240345543.

345543042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (345543041) and next prime (345543043).

It is a super-2 number, since 2×345543042² = 238799987749227528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345543041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2214942 + ... + 2215097.

It is an arithmetic number, because the mean of its divisors is an integer number (46515420).

Almost surely, 2^345543042 is an apocalyptic number.

345543042 is an abundant number, since it is smaller than the sum of its proper divisors (398703678).

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

345543042 is a wasteful number, since it uses less digits than its factorization.

345543042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4430057.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 345543042 is about 18588.7880723838. The cubic root of 345543042 is about 701.7257026913.

Adding to 345543042 its reverse (240345543), we get a palindrome (585888585).

The spelling of 345543042 in words is "three hundred forty-five million, five hundred forty-three thousand, forty-two".