674373024 has 144 divisors (see below), whose sum is σ = 2075850504. Its totient is φ = 206438400.

The previous prime is 674373019. The next prime is 674373031. The reversal of 674373024 is 420373476.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 628404624 + 45968400 = 25068^2 + 6780^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 674373024.

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 23 ways as a sum of consecutive naturals, for example, 1051744 + ... + 1052384.

Almost surely, 2^674373024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674373024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1037925252).

674373024 is an abundant number, since it is smaller than the sum of its proper divisors (1401477480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674373024 is a wasteful number, since it uses less digits than its factorization.

674373024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 36.

The square root of 674373024 is about 25968.6931515623. The cubic root of 674373024 is about 876.9336389665.

The spelling of 674373024 in words is "six hundred seventy-four million, three hundred seventy-three thousand, twenty-four".