1672331 has 2 divisors, whose sum is σ = 1672332. Its totient is φ = 1672330.

The previous prime is 1672301. The next prime is 1672337. The reversal of 1672331 is 1332761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1672331 - 2¹⁴ = 1655947 is a prime.

It is a super-2 number, since 2×1672331² = 5593381947122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1672297 and 1672306.

It is not a weakly prime, because it can be changed into another prime (1672337) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836165 + 836166.

It is an arithmetic number, because the mean of its divisors is an integer number (836166).

2^1672331 is an apocalyptic number.

1672331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672331 is an equidigital number, since it uses as much as digits as its factorization.

1672331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 23.

The square root of 1672331 is about 1293.1863748122. The cubic root of 1672331 is about 118.6972744694.

The spelling of 1672331 in words is "one million, six hundred seventy-two thousand, three hundred thirty-one".