146940 has 48 divisors (see below), whose sum is σ = 430080. Its totient is φ = 37440.

The previous prime is 146933. The next prime is 146941. The reversal of 146940 is 49641.

146940 = 40² + 41² + ... + 79².

It is a self number, because there is not a number n which added to its sum of digits gives 146940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1821 + ... + 1899.

It is an arithmetic number, because the mean of its divisors is an integer number (8960).

2¹⁴⁶⁹⁴⁰ is an apocalyptic number.

146940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215040).

146940 is an abundant number, since it is smaller than the sum of its proper divisors (283140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146940 is a wasteful number, since it uses less digits than its factorization.

146940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 146940 is about 383.3275361880. The cubic root of 146940 is about 52.7691394501.

The spelling of 146940 in words is "one hundred forty-six thousand, nine hundred forty".