520227626 has 4 divisors (see below), whose sum is σ = 780341442. Its totient is φ = 260113812.

The previous prime is 520227611. The next prime is 520227683. The reversal of 520227626 is 626722025.

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., 359064601 + 161163025 = 18949^2 + 12695^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 520227592 and 520227601.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130056905 + ... + 130056908.

Almost surely, 2^520227626 is an apocalyptic number.

520227626 is a deficient number, since it is larger than the sum of its proper divisors (260113816).

520227626 is a wasteful number, since it uses less digits than its factorization.

520227626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260113815.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 520227626 is about 22808.4989861236. The cubic root of 520227626 is about 804.2624707191.

The spelling of 520227626 in words is "five hundred twenty million, two hundred twenty-seven thousand, six hundred twenty-six".