674722900 has 18 divisors (see below), whose sum is σ = 1464148910. Its totient is φ = 269889120.

The previous prime is 674722883. The next prime is 674722901. The reversal of 674722900 is 9227476.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 13410244 + 661312656 = 3662^2 + 25716^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 674722900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674722901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3373515 + ... + 3373714.

Almost surely, 2^674722900 is an apocalyptic number.

It is an amenable number.

674722900 is an abundant number, since it is smaller than the sum of its proper divisors (789426010).

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

674722900 is a wasteful number, since it uses less digits than its factorization.

674722900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6747243 (or 6747236 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 674722900 is about 25975.4287741319. The cubic root of 674722900 is about 877.0852686914.

The spelling of 674722900 in words is "six hundred seventy-four million, seven hundred twenty-two thousand, nine hundred".