1672946 has 24 divisors (see below), whose sum is σ = 2860032. Its totient is φ = 732600.

The previous prime is 1672939. The next prime is 1672949. The reversal of 1672946 is 6492761.

1672946 = 49² + 50² + ... + 172².

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7391 + ... + 7613.

It is an arithmetic number, because the mean of its divisors is an integer number (119168).

2^1672946 is an apocalyptic number.

1672946 is a deficient number, since it is larger than the sum of its proper divisors (1187086).

1672946 is a wasteful number, since it uses less digits than its factorization.

1672946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 267 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 1672946 is about 1293.4241377058. The cubic root of 1672946 is about 118.7118230002.

It can be divided in two parts, 167 and 2946, that added together give a palindrome (3113).

The spelling of 1672946 in words is "one million, six hundred seventy-two thousand, nine hundred forty-six".