147448438 has 8 divisors (see below), whose sum is σ = 225345888. Its totient is φ = 72333144.

The previous prime is 147448409. The next prime is 147448451. The reversal of 147448438 is 834844741.

147448438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 147448394 and 147448403.

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, 695406 + ... + 695617.

It is an arithmetic number, because the mean of its divisors is an integer number (28168236).

Almost surely, 2^147448438 is an apocalyptic number.

147448438 is a deficient number, since it is larger than the sum of its proper divisors (77897450).

147448438 is a wasteful number, since it uses less digits than its factorization.

147448438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391078.

The product of its digits is 344064, while the sum is 43.

The square root of 147448438 is about 12142.8348419963. The cubic root of 147448438 is about 528.2993285729.

The spelling of 147448438 in words is "one hundred forty-seven million, four hundred forty-eight thousand, four hundred thirty-eight".