506672121 has 4 divisors (see below), whose sum is σ = 675562832. Its totient is φ = 337781412.

The previous prime is 506672119. The next prime is 506672123. The reversal of 506672121 is 121276605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (506672119) and next prime (506672123).

It is not a de Polignac number, because 506672121 - 2¹ = 506672119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (506672123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84445351 + ... + 84445356.

It is an arithmetic number, because the mean of its divisors is an integer number (168890708).

Almost surely, 2^506672121 is an apocalyptic number.

It is an amenable number.

506672121 is a deficient number, since it is larger than the sum of its proper divisors (168890711).

506672121 is a wasteful number, since it uses less digits than its factorization.

506672121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168890710.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 506672121 is about 22509.3785120780. The cubic root of 506672121 is about 797.2153816425.

The spelling of 506672121 in words is "five hundred six million, six hundred seventy-two thousand, one hundred twenty-one".