27672434 has 4 divisors (see below), whose sum is σ = 41508654. Its totient is φ = 13836216.

The previous prime is 27672431. The next prime is 27672443. The reversal of 27672434 is 43427672.

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

It can be written as a sum of positive squares in only one way, i.e., 27510025 + 162409 = 5245^2 + 403^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27672394 and 27672403.

It is not an unprimeable number, because it can be changed into a prime (27672431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6918107 + ... + 6918110.

Almost surely, 2^27672434 is an apocalyptic number.

27672434 is a deficient number, since it is larger than the sum of its proper divisors (13836220).

27672434 is a wasteful number, since it uses less digits than its factorization.

27672434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13836219.

The product of its digits is 56448, while the sum is 35.

The square root of 27672434 is about 5260.4594856343. The cubic root of 27672434 is about 302.4701024569.

The spelling of 27672434 in words is "twenty-seven million, six hundred seventy-two thousand, four hundred thirty-four".