72852003 has 36 divisors (see below), whose sum is σ = 122556720. Its totient is φ = 40847328.

The previous prime is 72851993. The next prime is 72852011. The reversal of 72852003 is 30025827.

It is not a de Polignac number, because 72852003 - 2⁶ = 72851939 is a prime.

It is a super-2 number, since 2×72852003² = 10614828682224018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72852083) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 668313 + ... + 668421.

Almost surely, 2^72852003 is an apocalyptic number.

72852003 is a deficient number, since it is larger than the sum of its proper divisors (49704717).

72852003 is a wasteful number, since it uses less digits than its factorization.

72852003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 72852003 is about 8535.3384818647. The cubic root of 72852003 is about 417.6512949222.

The spelling of 72852003 in words is "seventy-two million, eight hundred fifty-two thousand, three".