345101442 has 32 divisors (see below), whose sum is σ = 810125952. Its totient is φ = 95935104.

The previous prime is 345101423. The next prime is 345101447. The reversal of 345101442 is 244101543.

It is not an unprimeable number, because it can be changed into a prime (345101447) 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 15 ways as a sum of consecutive naturals, for example, 109483 + ... + 112590.

It is an arithmetic number, because the mean of its divisors is an integer number (25316436).

Almost surely, 2^345101442 is an apocalyptic number.

345101442 is an abundant number, since it is smaller than the sum of its proper divisors (465024510).

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

345101442 is a wasteful number, since it uses less digits than its factorization.

345101442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222122.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 345101442 is about 18576.9061471495. The cubic root of 345101442 is about 701.4266428203.

Adding to 345101442 its reverse (244101543), we get a palindrome (589202985).

It can be divided in two parts, 345101 and 442, that added together give a palindrome (345543).

The spelling of 345101442 in words is "three hundred forty-five million, one hundred one thousand, four hundred forty-two".