148770 has 64 divisors (see below), whose sum is σ = 432000. Its totient is φ = 36288.
The previous prime is 148763. The next prime is 148781. The reversal of 148770 is 77841.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5116 + ... + 5144.
It is an arithmetic number, because the mean of its divisors is an integer number (6750).
2148770 is an apocalyptic number.
148770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 148770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216000).
148770 is an abundant number, since it is smaller than the sum of its proper divisors (283230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148770 is a wasteful number, since it uses less digits than its factorization.
148770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64 (or 58 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 27.
The square root of 148770 is about 385.7071427910. The cubic root of 148770 is about 52.9872996743.
The spelling of 148770 in words is "one hundred forty-eight thousand, seven hundred seventy".
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