520362428 has 12 divisors (see below), whose sum is σ = 942035640. Its totient is φ = 251209392.

The previous prime is 520362421. The next prime is 520362431. The reversal of 520362428 is 824263025.

It is a junction number, because it is equal to n+sod(n) for n = 520362394 and 520362403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520362421) 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, 2242826 + ... + 2243057.

It is an arithmetic number, because the mean of its divisors is an integer number (78502970).

Almost surely, 2^520362428 is an apocalyptic number.

520362428 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

520362428 is a deficient number, since it is larger than the sum of its proper divisors (421673212).

520362428 is a wasteful number, since it uses less digits than its factorization.

520362428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4485916 (or 4485914 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 520362428 is about 22811.4538773836. The cubic root of 520362428 is about 804.3319318686.

The spelling of 520362428 in words is "five hundred twenty million, three hundred sixty-two thousand, four hundred twenty-eight".