Multipling 674337024 by its sum of digits (36), we get a square (24276132864 = 1558082).
674337024 divided by its sum of digits (36) gives a square (18731584 = 43282).
It is a happy number.
The square root of 674337024 is 25968.
It is a self number, because there is not a number n which added to its sum of digits gives 674337024.
It is an unprimeable number.
Almost surely, 2674337024 is an apocalyptic number.
674337024 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
674337024 is the 25968-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 674337024
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
674337024 is an frugal number, since it uses more digits than its factorization.
674337024 is an evil number, because the sum of its binary digits is even.
The cubic root of 674337024 is about 876.9180342632.
The spelling of 674337024 in words is "six hundred seventy-four million, three hundred thirty-seven thousand, twenty-four".