342625545 has 20 divisors (see below), whose sum is σ = 614188740. Its totient is φ = 182733408.

The previous prime is 342625529. The next prime is 342625589. The reversal of 342625545 is 545526243.

342625545 is a `hidden beast` number, since 3 + 42 + 62 + 554 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 131882256 + 210743289 = 11484^2 + 14517^2 .

It is not a de Polignac number, because 342625545 - 2⁴ = 342625529 is a prime.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 422590 + ... + 423399.

It is an arithmetic number, because the mean of its divisors is an integer number (30709437).

Almost surely, 2^342625545 is an apocalyptic number.

It is an amenable number.

342625545 is a deficient number, since it is larger than the sum of its proper divisors (271563195).

342625545 is an equidigital number, since it uses as much as digits as its factorization.

342625545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846006 (or 845997 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 342625545 is about 18510.1470820737. The cubic root of 342625545 is about 699.7451759540.

The spelling of 342625545 in words is "three hundred forty-two million, six hundred twenty-five thousand, five hundred forty-five".