146407473 has 8 divisors (see below), whose sum is σ = 216900000. Its totient is φ = 97604964.

The previous prime is 146407447. The next prime is 146407477. The reversal of 146407473 is 374704641.

It is a happy number.

146407473 is a `hidden beast` number, since 1 + 4 + 640 + 7 + 4 + 7 + 3 = 666.

It is not a de Polignac number, because 146407473 - 2⁵ = 146407441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146407477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2711223 + ... + 2711276.

It is an arithmetic number, because the mean of its divisors is an integer number (27112500).

Almost surely, 2^146407473 is an apocalyptic number.

It is an amenable number.

146407473 is a deficient number, since it is larger than the sum of its proper divisors (70492527).

146407473 is an equidigital number, since it uses as much as digits as its factorization.

146407473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5422508 (or 5422502 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 146407473 is about 12099.8955780618. The cubic root of 146407473 is about 527.0531519735.

The spelling of 146407473 in words is "one hundred forty-six million, four hundred seven thousand, four hundred seventy-three".