72052203 has 4 divisors (see below), whose sum is σ = 96069608. Its totient is φ = 48034800.

The previous prime is 72052151. The next prime is 72052207. The reversal of 72052203 is 30225027.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 72052203 - 2⁶ = 72052139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72052203.

It is not an unprimeable number, because it can be changed into a prime (72052207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12008698 + ... + 12008703.

It is an arithmetic number, because the mean of its divisors is an integer number (24017402).

Almost surely, 2^72052203 is an apocalyptic number.

72052203 is a deficient number, since it is larger than the sum of its proper divisors (24017405).

72052203 is a wasteful number, since it uses less digits than its factorization.

72052203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24017404.

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

The square root of 72052203 is about 8488.3569081419. The cubic root of 72052203 is about 416.1172834836.

The spelling of 72052203 in words is "seventy-two million, fifty-two thousand, two hundred three".