144879394 has 16 divisors (see below), whose sum is σ = 239522976. Its totient is φ = 65174400.

The previous prime is 144879373. The next prime is 144879403. The reversal of 144879394 is 493978441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31812 + ... + 36079.

It is an arithmetic number, because the mean of its divisors is an integer number (14970186).

Almost surely, 2^144879394 is an apocalyptic number.

144879394 is a deficient number, since it is larger than the sum of its proper divisors (94643582).

144879394 is a wasteful number, since it uses less digits than its factorization.

144879394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68001.

The product of its digits is 870912, while the sum is 49.

The square root of 144879394 is about 12036.5856454395. The cubic root of 144879394 is about 525.2130884049.

The spelling of 144879394 in words is "one hundred forty-four million, eight hundred seventy-nine thousand, three hundred ninety-four".