146413449 has 72 divisors (see below), whose sum is σ = 276843840. Its totient is φ = 72410112.

The previous prime is 146413439. The next prime is 146413451. The reversal of 146413449 is 944314641.

It is a happy number.

146413449 is a `hidden beast` number, since 1 + 4 + 641 + 3 + 4 + 4 + 9 = 666.

It is not a de Polignac number, because 146413449 - 2⁴ = 146413433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146413429) 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 71 ways as a sum of consecutive naturals, for example, 1509369 + ... + 1509465.

Almost surely, 2^146413449 is an apocalyptic number.

146413449 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

146413449 is a deficient number, since it is larger than the sum of its proper divisors (130430391).

146413449 is a wasteful number, since it uses less digits than its factorization.

146413449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 139 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 146413449 is about 12100.1425198218. The cubic root of 146413449 is about 527.0603228888.

It can be divided in two parts, 146 and 413449, that added together give a triangular number (413595 = T₉₀₉).

The spelling of 146413449 in words is "one hundred forty-six million, four hundred thirteen thousand, four hundred forty-nine".