48739 has 8 divisors (see below), whose sum is σ = 53568. Its totient is φ = 44160.
The previous prime is 48733. The next prime is 48751. The reversal of 48739 is 93784.
It is a happy number.
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 48739 - 23 = 48731 is a prime.
It is a Duffinian number.
It is a plaindrome in base 11.
It is a self number, because there is not a number n which added to its sum of digits gives 48739.
It is not an unprimeable number, because it can be changed into a prime (48731) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769 + ... + 829.
It is an arithmetic number, because the mean of its divisors is an integer number (6696).
248739 is an apocalyptic number.
48739 is a deficient number, since it is larger than the sum of its proper divisors (4829).
48739 is a wasteful number, since it uses less digits than its factorization.
48739 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125.
The product of its digits is 6048, while the sum is 31.
The square root of 48739 is about 220.7691101581. The cubic root of 48739 is about 36.5279700541.
It can be divided in two parts, 48 and 739, that added together give a palindrome (787).
The spelling of 48739 in words is "forty-eight thousand, seven hundred thirty-nine".
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