144016730 has 96 divisors (see below), whose sum is σ = 313694208. Its totient is φ = 47174400.

The previous prime is 144016727. The next prime is 144016753. The reversal of 144016730 is 37610441.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 144016730.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1133927 + ... + 1134053.

It is an arithmetic number, because the mean of its divisors is an integer number (3267648).

Almost surely, 2^144016730 is an apocalyptic number.

144016730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144016730 is an abundant number, since it is smaller than the sum of its proper divisors (169677478).

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

144016730 is a wasteful number, since it uses less digits than its factorization.

144016730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 144016730 is about 12000.6970630876. The cubic root of 144016730 is about 524.1685766685.

The spelling of 144016730 in words is "one hundred forty-four million, sixteen thousand, seven hundred thirty".