345201642 has 16 divisors (see below), whose sum is σ = 767114880. Its totient is φ = 115067196.

The previous prime is 345201631. The next prime is 345201653. The reversal of 345201642 is 246102543.

It is an interprime number because it is at equal distance from previous prime (345201631) and next prime (345201653).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3196258 + ... + 3196365.

It is an arithmetic number, because the mean of its divisors is an integer number (47944680).

Almost surely, 2^345201642 is an apocalyptic number.

345201642 is an abundant number, since it is smaller than the sum of its proper divisors (421913238).

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

345201642 is a wasteful number, since it uses less digits than its factorization.

345201642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6392634 (or 6392628 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 345201642 is about 18579.6028482850. The cubic root of 345201642 is about 701.4945225217.

Subtracting from 345201642 its reverse (246102543), we obtain a palindrome (99099099).

The spelling of 345201642 in words is "three hundred forty-five million, two hundred one thousand, six hundred forty-two".