903820052 has 24 divisors (see below), whose sum is σ = 1655779776. Its totient is φ = 430867008.

The previous prime is 903820039. The next prime is 903820067. The reversal of 903820052 is 250028309.

It is a junction number, because it is equal to n+sod(n) for n = 903819997 and 903820024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13103 + ... + 44489.

It is an arithmetic number, because the mean of its divisors is an integer number (68990824).

Almost surely, 2^903820052 is an apocalyptic number.

903820052 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

903820052 is a deficient number, since it is larger than the sum of its proper divisors (751959724).

903820052 is a wasteful number, since it uses less digits than its factorization.

903820052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31727 (or 31725 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 903820052 is about 30063.6001170851. The cubic root of 903820052 is about 966.8534637560.

The spelling of 903820052 in words is "nine hundred three million, eight hundred twenty thousand, fifty-two".