27428676 has 48 divisors (see below), whose sum is σ = 72081408. Its totient is φ = 8042400.

The previous prime is 27428669. The next prime is 27428689. The reversal of 27428676 is 67682472.

It is a super-2 number, since 2×27428676² = 1504664534225952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741 + ... + 7443.

It is an arithmetic number, because the mean of its divisors is an integer number (1501696).

Almost surely, 2^27428676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27428676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36040704).

27428676 is an abundant number, since it is smaller than the sum of its proper divisors (44652732).

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

27428676 is a wasteful number, since it uses less digits than its factorization.

27428676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6752 (or 6750 counting only the distinct ones).

The product of its digits is 225792, while the sum is 42.

The square root of 27428676 is about 5237.2393491228. The cubic root of 27428676 is about 301.5793597078.

The spelling of 27428676 in words is "twenty-seven million, four hundred twenty-eight thousand, six hundred seventy-six".