674353152 has 156 divisors (see below), whose sum is σ = 2126252544. Its totient is φ = 204226560.

The previous prime is 674353129. The next prime is 674353159. The reversal of 674353152 is 251353476.

674353152 is a `hidden beast` number, since 6 + 74 + 3 + 531 + 52 = 666.

It is a super-2 number, since 2×674353152² = 909504347224670208, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674353159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404673 + ... + 406335.

It is an arithmetic number, because the mean of its divisors is an integer number (13629824).

Almost surely, 2^674353152 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 674353152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1063126272).

674353152 is an abundant number, since it is smaller than the sum of its proper divisors (1451899392).

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

674353152 is a wasteful number, since it uses less digits than its factorization.

674353152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704 (or 1679 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 674353152 is about 25968.3105341876. The cubic root of 674353152 is about 876.9250252389.

It can be divided in two parts, 6743 and 53152, that added together give a palindrome (59895).

The spelling of 674353152 in words is "six hundred seventy-four million, three hundred fifty-three thousand, one hundred fifty-two".