1672101 has 6 divisors (see below), whose sum is σ = 2415270. Its totient is φ = 1114728.

The previous prime is 1672091. The next prime is 1672117. The reversal of 1672101 is 1012761.

It can be written as a sum of positive squares in only one way, i.e., 1512900 + 159201 = 1230^2 + 399^2 .

It is not a de Polignac number, because 1672101 - 2⁶ = 1672037 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92886 + ... + 92903.

It is an arithmetic number, because the mean of its divisors is an integer number (402545).

2^1672101 is an apocalyptic number.

It is an amenable number.

1672101 is a deficient number, since it is larger than the sum of its proper divisors (743169).

1672101 is a wasteful number, since it uses less digits than its factorization.

1672101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185795 (or 185792 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 1672101 is about 1293.0974441240. The cubic root of 1672101 is about 118.6918326390.

Adding to 1672101 its reverse (1012761), we get a palindrome (2684862).

The spelling of 1672101 in words is "one million, six hundred seventy-two thousand, one hundred one".