272378373 has 4 divisors (see below), whose sum is σ = 363171168. Its totient is φ = 181585580.

The previous prime is 272378363. The next prime is 272378377. The reversal of 272378373 is 373873272.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 272378373 - 2²⁰ = 271329797 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272378377) 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, 45396393 + ... + 45396398.

It is an arithmetic number, because the mean of its divisors is an integer number (90792792).

Almost surely, 2^272378373 is an apocalyptic number.

It is an amenable number.

272378373 is a deficient number, since it is larger than the sum of its proper divisors (90792795).

272378373 is an equidigital number, since it uses as much as digits as its factorization.

272378373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90792794.

The product of its digits is 296352, while the sum is 42.

The square root of 272378373 is about 16503.8896324473. The cubic root of 272378373 is about 648.2226577284. Note that the first 3 decimals are identical.

The spelling of 272378373 in words is "two hundred seventy-two million, three hundred seventy-eight thousand, three hundred seventy-three".