146170140 has 96 divisors (see below), whose sum is σ = 420456960. Its totient is φ = 37929216.

The previous prime is 146170127. The next prime is 146170151. The reversal of 146170140 is 41071641.

It is a self number, because there is not a number n which added to its sum of digits gives 146170140.

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, 555649 + ... + 555911.

It is an arithmetic number, because the mean of its divisors is an integer number (4379760).

Almost surely, 2^146170140 is an apocalyptic number.

146170140 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 146170140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210228480).

146170140 is an abundant number, since it is smaller than the sum of its proper divisors (274286820).

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

146170140 is a wasteful number, since it uses less digits than its factorization.

146170140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 146170140 is about 12090.0843669513. The cubic root of 146170140 is about 526.7682057781.

The spelling of 146170140 in words is "one hundred forty-six million, one hundred seventy thousand, one hundred forty".