27148920 has 32 divisors (see below), whose sum is σ = 81447120. Its totient is φ = 7239680.

The previous prime is 27148897. The next prime is 27148943. The reversal of 27148920 is 2984172.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (27148897) and next prime (27148943).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113001 + ... + 113240.

Almost surely, 2^27148920 is an apocalyptic number.

27148920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27148920 is an abundant number, since it is smaller than the sum of its proper divisors (54298200).

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

27148920 is a wasteful number, since it uses less digits than its factorization.

27148920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226255 (or 226251 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 27148920 is about 5210.4625514440. The cubic root of 27148920 is about 300.5505446063.

The spelling of 27148920 in words is "twenty-seven million, one hundred forty-eight thousand, nine hundred twenty".