545674342 has 4 divisors (see below), whose sum is σ = 818511516. Its totient is φ = 272837170.

The previous prime is 545674321. The next prime is 545674391. The reversal of 545674342 is 243476545.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 545674295 and 545674304.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 136418584 + ... + 136418587.

It is an arithmetic number, because the mean of its divisors is an integer number (204627879).

Almost surely, 2^545674342 is an apocalyptic number.

545674342 is a deficient number, since it is larger than the sum of its proper divisors (272837174).

545674342 is a wasteful number, since it uses less digits than its factorization.

545674342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272837173.

The product of its digits is 403200, while the sum is 40.

The square root of 545674342 is about 23359.6734138130. The cubic root of 545674342 is about 817.1676732186.

The spelling of 545674342 in words is "five hundred forty-five million, six hundred seventy-four thousand, three hundred forty-two".