144520046 has 8 divisors (see below), whose sum is σ = 236487384. Its totient is φ = 65690920.

The previous prime is 144520007. The next prime is 144520073. The reversal of 144520046 is 640025441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×144520046³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144519997 and 144520024.

It is a congruent number.

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, 3284525 + ... + 3284568.

It is an arithmetic number, because the mean of its divisors is an integer number (29560923).

Almost surely, 2^144520046 is an apocalyptic number.

144520046 is a deficient number, since it is larger than the sum of its proper divisors (91967338).

144520046 is a wasteful number, since it uses less digits than its factorization.

144520046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6569106.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 144520046 is about 12021.6490549342. The cubic root of 144520046 is about 524.7784958245.

Adding to 144520046 its reverse (640025441), we get a palindrome (784545487).

The spelling of 144520046 in words is "one hundred forty-four million, five hundred twenty thousand, forty-six".