72294203 has 2 divisors, whose sum is σ = 72294204. Its totient is φ = 72294202.

The previous prime is 72294199. The next prime is 72294247. The reversal of 72294203 is 30249227.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72294203 - 2² = 72294199 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (72294403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36147101 + 36147102.

It is an arithmetic number, because the mean of its divisors is an integer number (36147102).

Almost surely, 2^72294203 is an apocalyptic number.

72294203 is a deficient number, since it is larger than the sum of its proper divisors (1).

72294203 is an equidigital number, since it uses as much as digits as its factorization.

72294203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 72294203 is about 8502.5997788912. The cubic root of 72294203 is about 416.5826305900.

The spelling of 72294203 in words is "seventy-two million, two hundred ninety-four thousand, two hundred three".