674259456 has 80 divisors (see below), whose sum is σ = 1934501184. Its totient is φ = 207458304.

The previous prime is 674259449. The next prime is 674259499. The reversal of 674259456 is 654952476.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3085 + ... + 36851.

Almost surely, 2^674259456 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 674259456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967250592).

674259456 is an abundant number, since it is smaller than the sum of its proper divisors (1260241728).

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

674259456 is a wasteful number, since it uses less digits than its factorization.

674259456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33801 (or 33785 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The square root of 674259456 is about 25966.5064265488. The cubic root of 674259456 is about 876.8844094416.

The spelling of 674259456 in words is "six hundred seventy-four million, two hundred fifty-nine thousand, four hundred fifty-six".