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672000 = 283537
BaseRepresentation
bin10100100000100000000
31021010210220
42210010000
5133001000
622223040
75466120
oct2440400
91233726
10672000
1141997a
12284a80
131a6b44
14136c80
15d41a0
hexa4100

672000 has 144 divisors (see below), whose sum is σ = 2550912. Its totient is φ = 153600.

The previous prime is 671999. The next prime is 672019. The reversal of 672000 is 276.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 16.

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, 95997 + ... + 96003.

2672000 is an apocalyptic number.

672000 is a gapful number since it is divisible by the number (60) 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 672000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1275456).

672000 is an abundant number, since it is smaller than the sum of its proper divisors (1878912).

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

672000 is an equidigital number, since it uses as much as digits as its factorization.

672000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 672000 is about 819.7560612768. The cubic root of 672000 is about 87.5903827978.

672000 divided by its product of nonzero digits (84) gives a cube (8000 = 203).

Adding to 672000 its reverse (276), we get a palindrome (672276).

The spelling of 672000 in words is "six hundred seventy-two thousand".