2031672 has 16 divisors (see below), whose sum is σ = 5079240. Its totient is φ = 677216.

The previous prime is 2031671. The next prime is 2031691. The reversal of 2031672 is 2761302.

It is a happy number.

It is a super-2 number, since 2×2031672² = 8255382231168, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42303 + ... + 42350.

2^2031672 is an apocalyptic number.

It is an amenable number.

2031672 is an abundant number, since it is smaller than the sum of its proper divisors (3047568).

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

2031672 is a wasteful number, since it uses less digits than its factorization.

2031672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84662 (or 84658 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 2031672 is about 1425.3673210790. The cubic root of 2031672 is about 126.6536951937.

Adding to 2031672 its reverse (2761302), we get a palindrome (4792974).

The spelling of 2031672 in words is "two million, thirty-one thousand, six hundred seventy-two".