674800144 has 20 divisors (see below), whose sum is σ = 1312086780. Its totient is φ = 336197120.

The previous prime is 674800129. The next prime is 674800177. The reversal of 674800144 is 441008476.

It can be written as a sum of positive squares in 2 ways, for example, as 225360144 + 449440000 = 15012^2 + 21200^2 .

It is a super-3 number, since 3×674800144³ (a number of 27 digits) contains 333 as substring.

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, 70549 + ... + 79540.

It is an arithmetic number, because the mean of its divisors is an integer number (65604339).

Almost surely, 2^674800144 is an apocalyptic number.

It is an amenable number.

674800144 is a deficient number, since it is larger than the sum of its proper divisors (637286636).

674800144 is a wasteful number, since it uses less digits than its factorization.

674800144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150378 (or 150372 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 674800144 is about 25976.9155982769. The cubic root of 674800144 is about 877.1187377344.

The spelling of 674800144 in words is "six hundred seventy-four million, eight hundred thousand, one hundred forty-four".