144609046 has 4 divisors (see below), whose sum is σ = 216913572. Its totient is φ = 72304522.

The previous prime is 144609041. The next prime is 144609071. The reversal of 144609046 is 640906441.

144609046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 640906441 = 7 ⋅91558063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144609041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36152260 + ... + 36152263.

It is an arithmetic number, because the mean of its divisors is an integer number (54228393).

Almost surely, 2^144609046 is an apocalyptic number.

144609046 is a deficient number, since it is larger than the sum of its proper divisors (72304526).

144609046 is an equidigital number, since it uses as much as digits as its factorization.

144609046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72304525.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 144609046 is about 12025.3501404325. The cubic root of 144609046 is about 524.8861987653.

The spelling of 144609046 in words is "one hundred forty-four million, six hundred nine thousand, forty-six".