146402130 has 128 divisors (see below), whose sum is σ = 443916288. Its totient is φ = 30108672.

The previous prime is 146402117. The next prime is 146402203. The reversal of 146402130 is 31204641.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 146402097 and 146402106.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81219 + ... + 83001.

It is an arithmetic number, because the mean of its divisors is an integer number (3468096).

Almost surely, 2^146402130 is an apocalyptic number.

146402130 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 146402130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221958144).

146402130 is an abundant number, since it is smaller than the sum of its proper divisors (297514158).

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

146402130 is a wasteful number, since it uses less digits than its factorization.

146402130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 146402130 is about 12099.6747890181. The cubic root of 146402130 is about 527.0467404627.

Adding to 146402130 its reverse (31204641), we get a palindrome (177606771).

The spelling of 146402130 in words is "one hundred forty-six million, four hundred two thousand, one hundred thirty".