146406320 has 20 divisors (see below), whose sum is σ = 340394880. Its totient is φ = 58562496.

The previous prime is 146406313. The next prime is 146406347. The reversal of 146406320 is 23604641.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 146406320.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914960 + ... + 915119.

It is an arithmetic number, because the mean of its divisors is an integer number (17019744).

Almost surely, 2^146406320 is an apocalyptic number.

146406320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146406320 is an abundant number, since it is smaller than the sum of its proper divisors (193988560).

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

146406320 is a wasteful number, since it uses less digits than its factorization.

146406320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830092 (or 1830086 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 146406320 is about 12099.8479329287. The cubic root of 146406320 is about 527.0517684059.

The spelling of 146406320 in words is "one hundred forty-six million, four hundred six thousand, three hundred twenty".