147440408 has 16 divisors (see below), whose sum is σ = 285984000. Its totient is φ = 71178016.

The previous prime is 147440393. The next prime is 147440411. The reversal of 147440408 is 804044741.

It is a super-2 number, since 2×147440408² = 43477347822412928, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 317528 + ... + 317991.

It is an arithmetic number, because the mean of its divisors is an integer number (17874000).

Almost surely, 2^147440408 is an apocalyptic number.

It is an amenable number.

147440408 is a deficient number, since it is larger than the sum of its proper divisors (138543592).

147440408 is a wasteful number, since it uses less digits than its factorization.

147440408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635554 (or 635550 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 32.

The square root of 147440408 is about 12142.5041898284. The cubic root of 147440408 is about 528.2897380551.

The spelling of 147440408 in words is "one hundred forty-seven million, four hundred forty thousand, four hundred eight".