146427 has 4 divisors (see below), whose sum is σ = 195240. Its totient is φ = 97616.

The previous prime is 146423. The next prime is 146437. The reversal of 146427 is 724641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146427 - 2² = 146423 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 146397 and 146406.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146427.

It is not an unprimeable number, because it can be changed into a prime (146423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24402 + ... + 24407.

It is an arithmetic number, because the mean of its divisors is an integer number (48810).

2¹⁴⁶⁴²⁷ is an apocalyptic number.

146427 is a deficient number, since it is larger than the sum of its proper divisors (48813).

146427 is an equidigital number, since it uses as much as digits as its factorization.

146427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48812.

The product of its digits is 1344, while the sum is 24.

The square root of 146427 is about 382.6578105828. The cubic root of 146427 is about 52.7076582720.

It can be divided in two parts, 14 and 6427, that added together give a triangular number (6441 = T₁₁₃).

The spelling of 146427 in words is "one hundred forty-six thousand, four hundred twenty-seven".