72370203 has 8 divisors (see below), whose sum is σ = 96579648. Its totient is φ = 48203784.

The previous prime is 72370147. The next prime is 72370219. The reversal of 72370203 is 30207327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72370203 - 2⁹ = 72369691 is a prime.

It is a super-2 number, since 2×72370203² = 10474892564522418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72370603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6601 + ... + 13722.

It is an arithmetic number, because the mean of its divisors is an integer number (12072456).

Almost surely, 2^72370203 is an apocalyptic number.

72370203 is a deficient number, since it is larger than the sum of its proper divisors (24209445).

72370203 is a wasteful number, since it uses less digits than its factorization.

72370203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21513.

The product of its (nonzero) digits is 1764, while the sum is 24.

The square root of 72370203 is about 8507.0678262254. The cubic root of 72370203 is about 416.7285583439.

The spelling of 72370203 in words is "seventy-two million, three hundred seventy thousand, two hundred three".