1672116 has 12 divisors (see below), whose sum is σ = 3901632. Its totient is φ = 557368.

The previous prime is 1672091. The next prime is 1672117. The reversal of 1672116 is 6112761.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672117) 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, 69660 + ... + 69683.

It is an arithmetic number, because the mean of its divisors is an integer number (325136).

2^1672116 is an apocalyptic number.

It is an amenable number.

1672116 is an abundant number, since it is smaller than the sum of its proper divisors (2229516).

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

1672116 is a wasteful number, since it uses less digits than its factorization.

1672116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139350 (or 139348 counting only the distinct ones).

The product of its digits is 504, while the sum is 24.

The square root of 1672116 is about 1293.1032441379. The cubic root of 1672116 is about 118.6921875562.

Adding to 1672116 its reverse (6112761), we get a palindrome (7784877).

The spelling of 1672116 in words is "one million, six hundred seventy-two thousand, one hundred sixteen".