672126 has 32 divisors (see below), whose sum is σ = 1655808. Its totient is φ = 177120.

The previous prime is 672107. The next prime is 672127. The reversal of 672126 is 621276.

It is a happy number.

672126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 672096 and 672105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70 + ... + 1161.

It is an arithmetic number, because the mean of its divisors is an integer number (51744).

2⁶⁷²¹²⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (827904).

672126 is an abundant number, since it is smaller than the sum of its proper divisors (983682).

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

672126 is a wasteful number, since it uses less digits than its factorization.

672126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256.

The product of its digits is 1008, while the sum is 24.

The square root of 672126 is about 819.8329098054. The cubic root of 672126 is about 87.5958568546.

The spelling of 672126 in words is "six hundred seventy-two thousand, one hundred twenty-six".