146454040 has 32 divisors (see below), whose sum is σ = 332793360. Its totient is φ = 58000000.

The previous prime is 146454017. The next prime is 146454047. The reversal of 146454040 is 40454641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146454047) 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 7 ways as a sum of consecutive naturals, for example, 14086 + ... + 22165.

Almost surely, 2^146454040 is an apocalyptic number.

146454040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146454040 is an abundant number, since it is smaller than the sum of its proper divisors (186339320).

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

146454040 is a wasteful number, since it uses less digits than its factorization.

146454040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36363 (or 36359 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 146454040 is about 12101.8196978801. The cubic root of 146454040 is about 527.1090249923.

The spelling of 146454040 in words is "one hundred forty-six million, four hundred fifty-four thousand, forty".