147663344 has 10 divisors (see below), whose sum is σ = 286097760. Its totient is φ = 73831664.

The previous prime is 147663319. The next prime is 147663359. The reversal of 147663344 is 443366741.

It is a happy number.

It is a super-2 number, since 2×147663344² = 43608926322524672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 147663298 and 147663307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4614464 + ... + 4614495.

It is an arithmetic number, because the mean of its divisors is an integer number (28609776).

Almost surely, 2^147663344 is an apocalyptic number.

It is an amenable number.

147663344 is a deficient number, since it is larger than the sum of its proper divisors (138434416).

147663344 is an equidigital number, since it uses as much as digits as its factorization.

147663344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9228967 (or 9228961 counting only the distinct ones).

The product of its digits is 145152, while the sum is 38.

The square root of 147663344 is about 12151.6807067994. The cubic root of 147663344 is about 528.5558692835. Note that the first 3 decimals are identical.

The spelling of 147663344 in words is "one hundred forty-seven million, six hundred sixty-three thousand, three hundred forty-four".