345371142 has 16 divisors (see below), whose sum is σ = 702066672. Its totient is φ = 113236320.

The previous prime is 345371129. The next prime is 345371149. The reversal of 345371142 is 241173543.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345371149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471453 + ... + 472184.

It is an arithmetic number, because the mean of its divisors is an integer number (43879167).

Almost surely, 2^345371142 is an apocalyptic number.

345371142 is an abundant number, since it is smaller than the sum of its proper divisors (356695530).

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

345371142 is a wasteful number, since it uses less digits than its factorization.

345371142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943703.

The product of its digits is 10080, while the sum is 30.

The square root of 345371142 is about 18584.1637422834. The cubic root of 345371142 is about 701.6093190650.

The spelling of 345371142 in words is "three hundred forty-five million, three hundred seventy-one thousand, one hundred forty-two".