503302340 has 24 divisors (see below), whose sum is σ = 1119108312. Its totient is φ = 189478400.

The previous prime is 503302301. The next prime is 503302351. The reversal of 503302340 is 43203305.

It can be written as a sum of positive squares in 4 ways, for example, as 108326464 + 394975876 = 10408^2 + 19874^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739811 + ... + 740490.

It is an arithmetic number, because the mean of its divisors is an integer number (46629513).

Almost surely, 2^503302340 is an apocalyptic number.

It is an amenable number.

503302340 is an abundant number, since it is smaller than the sum of its proper divisors (615805972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503302340 is a wasteful number, since it uses less digits than its factorization.

503302340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480327 (or 1480325 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 503302340 is about 22434.4008166031. The cubic root of 503302340 is about 795.4440724073. Note that the first 3 decimals are identical.

Adding to 503302340 its reverse (43203305), we get a palindrome (546505645).

The spelling of 503302340 in words is "five hundred three million, three hundred two thousand, three hundred forty".