674324772 has 144 divisors (see below), whose sum is σ = 1818980352. Its totient is φ = 194040000.

The previous prime is 674324743. The next prime is 674324789. The reversal of 674324772 is 277423476.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3195747 + ... + 3195957.

It is an arithmetic number, because the mean of its divisors is an integer number (12631808).

Almost surely, 2^674324772 is an apocalyptic number.

674324772 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674324772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909490176).

674324772 is an abundant number, since it is smaller than the sum of its proper divisors (1144655580).

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

674324772 is a wasteful number, since it uses less digits than its factorization.

674324772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 329 counting only the distinct ones).

The product of its digits is 395136, while the sum is 42.

The square root of 674324772 is about 25967.7640931983. The cubic root of 674324772 is about 876.9127233359.

The spelling of 674324772 in words is "six hundred seventy-four million, three hundred twenty-four thousand, seven hundred seventy-two".