342045028 has 12 divisors (see below), whose sum is σ = 644623420. Its totient is φ = 157866912.

The previous prime is 342045017. The next prime is 342045043. The reversal of 342045028 is 820540243.

It can be written as a sum of positive squares in 2 ways, for example, as 70190884 + 271854144 = 8378^2 + 16488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 342044987 and 342045005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3288843 + ... + 3288946.

Almost surely, 2^342045028 is an apocalyptic number.

It is an amenable number.

342045028 is a deficient number, since it is larger than the sum of its proper divisors (302578392).

342045028 is a wasteful number, since it uses less digits than its factorization.

342045028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577806 (or 6577804 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 342045028 is about 18494.4593865298. The cubic root of 342045028 is about 699.3497553448.

The spelling of 342045028 in words is "three hundred forty-two million, forty-five thousand, twenty-eight".