872458503 has 32 divisors (see below), whose sum is σ = 1347118080. Its totient is φ = 491961600.

The previous prime is 872458453. The next prime is 872458537. The reversal of 872458503 is 305854278.

It is not a de Polignac number, because 872458503 - 2⁶ = 872458439 is a prime.

It is a super-2 number, since 2×872458503² = 1522367678914002018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872458903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 930651 + ... + 931587.

It is an arithmetic number, because the mean of its divisors is an integer number (42097440).

Almost surely, 2^872458503 is an apocalyptic number.

872458503 is a deficient number, since it is larger than the sum of its proper divisors (474659577).

872458503 is a wasteful number, since it uses less digits than its factorization.

872458503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487.

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 872458503 is about 29537.4085356180. The cubic root of 872458503 is about 955.5386535715.

The spelling of 872458503 in words is "eight hundred seventy-two million, four hundred fifty-eight thousand, five hundred three".