662700672 has 48 divisors (see below), whose sum is σ = 1906993530. Its totient is φ = 220899840.

The previous prime is 662700641. The next prime is 662700683. The reversal of 662700672 is 276007266.

It can be written as a sum of positive squares in only one way, i.e., 660695616 + 2005056 = 25704^2 + 1416^2 .

It is a tau number, because it is divible by the number of its divisors (48).

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

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 5 ways as a sum of consecutive naturals, for example, 286479 + ... + 288782.

Almost surely, 2^662700672 is an apocalyptic number.

It is an amenable number.

662700672 is an abundant number, since it is smaller than the sum of its proper divisors (1244292858).

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

662700672 is a wasteful number, since it uses less digits than its factorization.

662700672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575281 (or 575266 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 662700672 is about 25742.9732548515. The cubic root of 662700672 is about 871.8447104442.

The spelling of 662700672 in words is "six hundred sixty-two million, seven hundred thousand, six hundred seventy-two".