672647000 has 64 divisors (see below), whose sum is σ = 1599942240. Its totient is φ = 264624000.

The previous prime is 672646999. The next prime is 672647057. The reversal of 672647000 is 746276.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55487 + ... + 66513.

Almost surely, 2^672647000 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 672647000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799971120).

672647000 is an abundant number, since it is smaller than the sum of its proper divisors (927295240).

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

672647000 is a wasteful number, since it uses less digits than its factorization.

672647000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11109 (or 11095 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 672647000 is about 25935.4390747487. The cubic root of 672647000 is about 876.1848438498.

The spelling of 672647000 in words is "six hundred seventy-two million, six hundred forty-seven thousand".