522240051 has 24 divisors (see below), whose sum is σ = 743760304. Its totient is φ = 325877760.

The previous prime is 522240041. The next prime is 522240071. The reversal of 522240051 is 150042225.

It is a happy number.

It is not a de Polignac number, because 522240051 - 2⁶ = 522239987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522240041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165771 + ... + 168891.

Almost surely, 2^522240051 is an apocalyptic number.

522240051 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

522240051 is a deficient number, since it is larger than the sum of its proper divisors (221520253).

522240051 is a wasteful number, since it uses less digits than its factorization.

522240051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351 (or 3334 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 522240051 is about 22852.5720871853. The cubic root of 522240051 is about 805.2981938622.

Adding to 522240051 its reverse (150042225), we get a palindrome (672282276).

It can be divided in two parts, 5222400 and 51, that multiplied together give a square (266342400 = 16320²).

The spelling of 522240051 in words is "five hundred twenty-two million, two hundred forty thousand, fifty-one".