506194340 has 12 divisors (see below), whose sum is σ = 1063008156. Its totient is φ = 202477728.

The previous prime is 506194331. The next prime is 506194343. The reversal of 506194340 is 43491605.

It can be written as a sum of positive squares in 2 ways, for example, as 222069604 + 284124736 = 14902^2 + 16856^2 .

It is a junction number, because it is equal to n+sod(n) for n = 506194297 and 506194306.

It is not an unprimeable number, because it can be changed into a prime (506194343) 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, 12654839 + ... + 12654878.

It is an arithmetic number, because the mean of its divisors is an integer number (88584013).

Almost surely, 2^506194340 is an apocalyptic number.

It is an amenable number.

506194340 is an abundant number, since it is smaller than the sum of its proper divisors (556813816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

506194340 is a wasteful number, since it uses less digits than its factorization.

506194340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25309726 (or 25309724 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 506194340 is about 22498.7630771116. The cubic root of 506194340 is about 796.9647171370.

The spelling of 506194340 in words is "five hundred six million, one hundred ninety-four thousand, three hundred forty".