27172248 has 16 divisors (see below), whose sum is σ = 67930680. Its totient is φ = 9057408.

The previous prime is 27172241. The next prime is 27172297. The reversal of 27172248 is 84227172.

It is a super-2 number, since 2×27172248² = 1476662122747008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27172241) 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, 566065 + ... + 566112.

Almost surely, 2^27172248 is an apocalyptic number.

It is an amenable number.

27172248 is an abundant number, since it is smaller than the sum of its proper divisors (40758432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27172248 is a wasteful number, since it uses less digits than its factorization.

27172248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132186 (or 1132182 counting only the distinct ones).

The product of its digits is 12544, while the sum is 33.

The square root of 27172248 is about 5212.7006436203. The cubic root of 27172248 is about 300.6366037190.

The spelling of 27172248 in words is "twenty-seven million, one hundred seventy-two thousand, two hundred forty-eight".