506252122 has 4 divisors (see below), whose sum is σ = 759378186. Its totient is φ = 253126060.

The previous prime is 506252063. The next prime is 506252137. The reversal of 506252122 is 221252605.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 503598481 + 2653641 = 22441^2 + 1629^2 .

It is a super-2 number, since 2×506252122² = 512582422059005768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126563029 + ... + 126563032.

Almost surely, 2^506252122 is an apocalyptic number.

506252122 is a deficient number, since it is larger than the sum of its proper divisors (253126064).

506252122 is a wasteful number, since it uses less digits than its factorization.

506252122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253126063.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 506252122 is about 22500.0471555061. The cubic root of 506252122 is about 796.9950404466.

The spelling of 506252122 in words is "five hundred six million, two hundred fifty-two thousand, one hundred twenty-two".