147219752 has 32 divisors (see below), whose sum is σ = 291211200. Its totient is φ = 69580800.

The previous prime is 147219731. The next prime is 147219767. The reversal of 147219752 is 257912741.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96677 + ... + 98187.

It is an arithmetic number, because the mean of its divisors is an integer number (9100350).

Almost surely, 2^147219752 is an apocalyptic number.

It is an amenable number.

147219752 is a deficient number, since it is larger than the sum of its proper divisors (143991448).

147219752 is a wasteful number, since it uses less digits than its factorization.

147219752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177 (or 2173 counting only the distinct ones).

The product of its digits is 35280, while the sum is 38.

The square root of 147219752 is about 12133.4146883719. The cubic root of 147219752 is about 528.0260642934.

The spelling of 147219752 in words is "one hundred forty-seven million, two hundred nineteen thousand, seven hundred fifty-two".