146461473 has 16 divisors (see below), whose sum is σ = 217834560. Its totient is φ = 97256448.

The previous prime is 146461451. The next prime is 146461507. The reversal of 146461473 is 374164641.

146461473 is a `hidden beast` number, since 1 + 4 + 646 + 1 + 4 + 7 + 3 = 666.

It is not a de Polignac number, because 146461473 - 2⁹ = 146460961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146461573) 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 15 ways as a sum of consecutive naturals, for example, 3615 + ... + 17492.

It is an arithmetic number, because the mean of its divisors is an integer number (13614660).

Almost surely, 2^146461473 is an apocalyptic number.

It is an amenable number.

146461473 is a deficient number, since it is larger than the sum of its proper divisors (71373087).

146461473 is a wasteful number, since it uses less digits than its factorization.

146461473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21373 (or 21367 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 146461473 is about 12102.1267965594. The cubic root of 146461473 is about 527.1179423179.

The spelling of 146461473 in words is "one hundred forty-six million, four hundred sixty-one thousand, four hundred seventy-three".