1676145 has 16 divisors (see below), whose sum is σ = 2705472. Its totient is φ = 886080.

The previous prime is 1676111. The next prime is 1676167. The reversal of 1676145 is 5416761.

It is not a de Polignac number, because 1676145 - 2¹⁷ = 1545073 is a prime.

It is a super-2 number, since 2×1676145² = 5618924122050, which contains 22 as substring.

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

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 15 ways as a sum of consecutive naturals, for example, 1539 + ... + 2391.

It is an arithmetic number, because the mean of its divisors is an integer number (169092).

2^1676145 is an apocalyptic number.

1676145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1676145 is a deficient number, since it is larger than the sum of its proper divisors (1029327).

1676145 is a wasteful number, since it uses less digits than its factorization.

1676145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992.

The product of its digits is 5040, while the sum is 30.

The square root of 1676145 is about 1294.6601870761. The cubic root of 1676145 is about 118.7874415638.

The spelling of 1676145 in words is "one million, six hundred seventy-six thousand, one hundred forty-five".