146428436 has 24 divisors (see below), whose sum is σ = 319480896. Its totient is φ = 57049920.

The previous prime is 146428427. The next prime is 146428481. The reversal of 146428436 is 634824641.

It is a self number, because there is not a number n which added to its sum of digits gives 146428436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237401 + ... + 238016.

It is an arithmetic number, because the mean of its divisors is an integer number (13311704).

Almost surely, 2^146428436 is an apocalyptic number.

It is an amenable number.

146428436 is an abundant number, since it is smaller than the sum of its proper divisors (173052460).

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

146428436 is a wasteful number, since it uses less digits than its factorization.

146428436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475439 (or 475437 counting only the distinct ones).

The product of its digits is 110592, while the sum is 38.

The square root of 146428436 is about 12100.7617942012. The cubic root of 146428436 is about 527.0783057167.

The spelling of 146428436 in words is "one hundred forty-six million, four hundred twenty-eight thousand, four hundred thirty-six".