146004540 has 48 divisors (see below), whose sum is σ = 445979520. Its totient is φ = 35394880.

The previous prime is 146004533. The next prime is 146004563. The reversal of 146004540 is 45400641.

It is a super-2 number, since 2×146004540² = 42634651401223200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146004540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109950 + ... + 111269.

It is an arithmetic number, because the mean of its divisors is an integer number (9291240).

Almost surely, 2^146004540 is an apocalyptic number.

146004540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146004540 is an abundant number, since it is smaller than the sum of its proper divisors (299974980).

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

146004540 is a wasteful number, since it uses less digits than its factorization.

146004540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221242 (or 221240 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 146004540 is about 12083.2338386708. The cubic root of 146004540 is about 526.5692007501.

The spelling of 146004540 in words is "one hundred forty-six million, four thousand, five hundred forty".