147320444 has 6 divisors (see below), whose sum is σ = 257810784. Its totient is φ = 73660220.

The previous prime is 147320431. The next prime is 147320447. The reversal of 147320444 is 444023741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147320447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18415052 + ... + 18415059.

It is an arithmetic number, because the mean of its divisors is an integer number (42968464).

Almost surely, 2^147320444 is an apocalyptic number.

It is an amenable number.

147320444 is a deficient number, since it is larger than the sum of its proper divisors (110490340).

147320444 is a wasteful number, since it uses less digits than its factorization.

147320444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36830115 (or 36830113 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 147320444 is about 12137.5633468996. The cubic root of 147320444 is about 528.1464192566.

The spelling of 147320444 in words is "one hundred forty-seven million, three hundred twenty thousand, four hundred forty-four".