27450146 has 8 divisors (see below), whose sum is σ = 41324700. Its totient is φ = 13675248.

The previous prime is 27450119. The next prime is 27450149. The reversal of 27450146 is 64105472.

It can be written as a sum of positive squares in 2 ways, for example, as 27447121 + 3025 = 5239^2 + 55^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (27450149) 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, 24221 + ... + 25328.

Almost surely, 2^27450146 is an apocalyptic number.

27450146 is a deficient number, since it is larger than the sum of its proper divisors (13874554).

27450146 is a wasteful number, since it uses less digits than its factorization.

27450146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49828.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 27450146 is about 5239.2886921795. The cubic root of 27450146 is about 301.6580270140.

The spelling of 27450146 in words is "twenty-seven million, four hundred fifty thousand, one hundred forty-six".