72858803 has 2 divisors, whose sum is σ = 72858804. Its totient is φ = 72858802.

The previous prime is 72858791. The next prime is 72858829. The reversal of 72858803 is 30885827.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72858803 - 2⁶ = 72858739 is a prime.

It is not a weakly prime, because it can be changed into another prime (72858703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36429401 + 36429402.

It is an arithmetic number, because the mean of its divisors is an integer number (36429402).

Almost surely, 2^72858803 is an apocalyptic number.

72858803 is a deficient number, since it is larger than the sum of its proper divisors (1).

72858803 is an equidigital number, since it uses as much as digits as its factorization.

72858803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 72858803 is about 8535.7368164676. The cubic root of 72858803 is about 417.6642890305.

It can be divided in two parts, 72 and 858803, that multiplied together give a palindrome (61833816).

The spelling of 72858803 in words is "seventy-two million, eight hundred fifty-eight thousand, eight hundred three".