272664633 has 4 divisors (see below), whose sum is σ = 363552848. Its totient is φ = 181776420.

The previous prime is 272664631. The next prime is 272664643. The reversal of 272664633 is 336466272.

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 not a de Polignac number, because 272664633 - 2¹ = 272664631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 272664591 and 272664600.

It is not an unprimeable number, because it can be changed into a prime (272664631) 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, 45444103 + ... + 45444108.

It is an arithmetic number, because the mean of its divisors is an integer number (90888212).

Almost surely, 2^272664633 is an apocalyptic number.

It is an amenable number.

272664633 is a deficient number, since it is larger than the sum of its proper divisors (90888215).

272664633 is an equidigital number, since it uses as much as digits as its factorization.

272664633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90888214.

The product of its digits is 217728, while the sum is 39.

The square root of 272664633 is about 16512.5598560611. The cubic root of 272664633 is about 648.4496645549.

The spelling of 272664633 in words is "two hundred seventy-two million, six hundred sixty-four thousand, six hundred thirty-three".