506670545 has 4 divisors (see below), whose sum is σ = 608004660. Its totient is φ = 405336432.

The previous prime is 506670523. The next prime is 506670559. The reversal of 506670545 is 545076605.

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

It can be written as a sum of positive squares in 2 ways, for example, as 263185729 + 243484816 = 16223^2 + 15604^2 .

It is a cyclic number.

It is not a de Polignac number, because 506670545 - 2¹⁶ = 506605009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 506670499 and 506670508.

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, 50667050 + ... + 50667059.

It is an arithmetic number, because the mean of its divisors is an integer number (152001165).

Almost surely, 2^506670545 is an apocalyptic number.

It is an amenable number.

506670545 is a deficient number, since it is larger than the sum of its proper divisors (101334115).

506670545 is a wasteful number, since it uses less digits than its factorization.

506670545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101334114.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 506670545 is about 22509.3435044206. The cubic root of 506670545 is about 797.2145550641.

The spelling of 506670545 in words is "five hundred six million, six hundred seventy thousand, five hundred forty-five".