148447 has 8 divisors (see below), whose sum is σ = 168560. Its totient is φ = 129600.
The previous prime is 148439. The next prime is 148457. The reversal of 148447 is 744841.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 148447 - 23 = 148439 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148457) 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 in 7 ways as a sum of consecutive naturals, for example, 54 + ... + 547.
It is an arithmetic number, because the mean of its divisors is an integer number (21070).
2148447 is an apocalyptic number.
148447 is a deficient number, since it is larger than the sum of its proper divisors (20113).
148447 is a wasteful number, since it uses less digits than its factorization.
148447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 633.
The product of its digits is 3584, while the sum is 28.
The square root of 148447 is about 385.2882038163. The cubic root of 148447 is about 52.9489243320.
It can be divided in two parts, 148 and 447, that added together give a palindrome (595).
The spelling of 148447 in words is "one hundred forty-eight thousand, four hundred forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •