146873456 has 10 divisors (see below), whose sum is σ = 284567352. Its totient is φ = 73436720.

The previous prime is 146873431. The next prime is 146873459. The reversal of 146873456 is 654378641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146873459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4589780 + ... + 4589811.

Almost surely, 2^146873456 is an apocalyptic number.

146873456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

146873456 is a deficient number, since it is larger than the sum of its proper divisors (137693896).

146873456 is an equidigital number, since it uses as much as digits as its factorization.

146873456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9179599 (or 9179593 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The square root of 146873456 is about 12119.1359427972. The cubic root of 146873456 is about 527.6117247982.

The spelling of 146873456 in words is "one hundred forty-six million, eight hundred seventy-three thousand, four hundred fifty-six".