520622414 has 48 divisors (see below), whose sum is σ = 875703312. Its totient is φ = 231888384.

The previous prime is 520622381. The next prime is 520622441. The reversal of 520622414 is 414226025.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1642184 + ... + 1642500.

It is an arithmetic number, because the mean of its divisors is an integer number (18243819).

Almost surely, 2^520622414 is an apocalyptic number.

520622414 is a deficient number, since it is larger than the sum of its proper divisors (355080898).

520622414 is a wasteful number, since it uses less digits than its factorization.

520622414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 520622414 is about 22817.1517503829. The cubic root of 520622414 is about 804.4658643060.

Adding to 520622414 its reverse (414226025), we get a palindrome (934848439).

The spelling of 520622414 in words is "five hundred twenty million, six hundred twenty-two thousand, four hundred fourteen".