144396306 has 12 divisors (see below), whose sum is σ = 312858702. Its totient is φ = 48132096.

The previous prime is 144396299. The next prime is 144396337. The reversal of 144396306 is 603693441.

144396306 is a `hidden beast` number, since 14 + 4 + 3 + 9 + 630 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 125552025 + 18844281 = 11205^2 + 4341^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4010991 + ... + 4011026.

Almost surely, 2^144396306 is an apocalyptic number.

144396306 is an abundant number, since it is smaller than the sum of its proper divisors (168462396).

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

144396306 is a wasteful number, since it uses less digits than its factorization.

144396306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8022025 (or 8022022 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 144396306 is about 12016.5014043190. The cubic root of 144396306 is about 524.6286789312.

The spelling of 144396306 in words is "one hundred forty-four million, three hundred ninety-six thousand, three hundred six".