146430540 has 36 divisors (see below), whose sum is σ = 444173184. Its totient is φ = 39048096.

The previous prime is 146430533. The next prime is 146430547. The reversal of 146430540 is 45034641.

146430540 is a `hidden beast` number, since 14 + 643 + 0 + 5 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (146430533) and next prime (146430547).

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (146430547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 406572 + ... + 406931.

It is an arithmetic number, because the mean of its divisors is an integer number (12338144).

Almost surely, 2^146430540 is an apocalyptic number.

146430540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146430540 is an abundant number, since it is smaller than the sum of its proper divisors (297742644).

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

146430540 is a wasteful number, since it uses less digits than its factorization.

146430540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813518 (or 813513 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 146430540 is about 12100.8487305643. The cubic root of 146430540 is about 527.0808301978.

The spelling of 146430540 in words is "one hundred forty-six million, four hundred thirty thousand, five hundred forty".