144635404 has 12 divisors (see below), whose sum is σ = 253612800. Its totient is φ = 72174608.

The previous prime is 144635377. The next prime is 144635417. The reversal of 144635404 is 404536441.

144635404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33484 + ... + 37555.

It is an arithmetic number, because the mean of its divisors is an integer number (21134400).

Almost surely, 2^144635404 is an apocalyptic number.

It is an amenable number.

144635404 is a deficient number, since it is larger than the sum of its proper divisors (108977396).

144635404 is a wasteful number, since it uses less digits than its factorization.

144635404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71552 (or 71550 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 144635404 is about 12026.4460253227. The cubic root of 144635404 is about 524.9180872959.

The spelling of 144635404 in words is "one hundred forty-four million, six hundred thirty-five thousand, four hundred four".