1670275 has 12 divisors (see below), whose sum is σ = 2102544. Its totient is φ = 1316000.

The previous prime is 1670269. The next prime is 1670281. The reversal of 1670275 is 5720761.

It is an interprime number because it is at equal distance from previous prime (1670269) and next prime (1670281).

It is not a de Polignac number, because 1670275 - 2⁹ = 1669763 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 6.

It is an unprimeable number.

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, 1305 + ... + 2245.

It is an arithmetic number, because the mean of its divisors is an integer number (175212).

2^1670275 is an apocalyptic number.

1670275 is a deficient number, since it is larger than the sum of its proper divisors (432269).

1670275 is an equidigital number, since it uses as much as digits as its factorization.

1670275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022 (or 1017 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 1670275 is about 1292.3911946466. The cubic root of 1670275 is about 118.6486115203.

The spelling of 1670275 in words is "one million, six hundred seventy thousand, two hundred seventy-five".