27461428 has 6 divisors (see below), whose sum is σ = 48057506. Its totient is φ = 13730712.

The previous prime is 27461419. The next prime is 27461429. The reversal of 27461428 is 82416472.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19554084 + 7907344 = 4422^2 + 2812^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27461393 and 27461402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27461429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3432675 + ... + 3432682.

Almost surely, 2^27461428 is an apocalyptic number.

It is an amenable number.

27461428 is a deficient number, since it is larger than the sum of its proper divisors (20596078).

27461428 is a wasteful number, since it uses less digits than its factorization.

27461428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6865361 (or 6865359 counting only the distinct ones).

The product of its digits is 21504, while the sum is 34.

The square root of 27461428 is about 5240.3652544455. The cubic root of 27461428 is about 301.6993484665.

It can be divided in two parts, 27461 and 428, that added together give a square (27889 = 167²).

The spelling of 27461428 in words is "twenty-seven million, four hundred sixty-one thousand, four hundred twenty-eight".