146886454 has 32 divisors (see below), whose sum is σ = 272482560. Its totient is φ = 58384800.

The previous prime is 146886451. The next prime is 146886461. The reversal of 146886454 is 454688641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146886451) 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, 8082 + ... + 18949.

It is an arithmetic number, because the mean of its divisors is an integer number (8515080).

Almost surely, 2^146886454 is an apocalyptic number.

146886454 is a deficient number, since it is larger than the sum of its proper divisors (125596106).

146886454 is a wasteful number, since it uses less digits than its factorization.

146886454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27076.

The product of its digits is 737280, while the sum is 46.

The square root of 146886454 is about 12119.6721902863. The cubic root of 146886454 is about 527.6272885247.

The spelling of 146886454 in words is "one hundred forty-six million, eight hundred eighty-six thousand, four hundred fifty-four".