203072052 has 24 divisors (see below), whose sum is σ = 475729632. Its totient is φ = 67420000.

The previous prime is 203072047. The next prime is 203072053. The reversal of 203072052 is 250270302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203072053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30699 + ... + 36722.

It is an arithmetic number, because the mean of its divisors is an integer number (19822068).

Almost surely, 2^203072052 is an apocalyptic number.

It is an amenable number.

203072052 is an abundant number, since it is smaller than the sum of its proper divisors (272657580).

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

203072052 is a wasteful number, since it uses less digits than its factorization.

203072052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67679 (or 67677 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 203072052 is about 14250.3351539534. The cubic root of 203072052 is about 587.7825911966.

The spelling of 203072052 in words is "two hundred three million, seventy-two thousand, fifty-two".