147224377 has 4 divisors (see below), whose sum is σ = 147884800. Its totient is φ = 146563956.

The previous prime is 147224359. The next prime is 147224383. The reversal of 147224377 is 773422741.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147224377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147224327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329877 + ... + 330322.

It is an arithmetic number, because the mean of its divisors is an integer number (36971200).

Almost surely, 2^147224377 is an apocalyptic number.

It is an amenable number.

147224377 is a deficient number, since it is larger than the sum of its proper divisors (660423).

147224377 is an equidigital number, since it uses as much as digits as its factorization.

147224377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660422.

The product of its digits is 65856, while the sum is 37.

The square root of 147224377 is about 12133.6052762565. The cubic root of 147224377 is about 528.0315936578.

The spelling of 147224377 in words is "one hundred forty-seven million, two hundred twenty-four thousand, three hundred seventy-seven".