1630675 has 12 divisors (see below), whose sum is σ = 2129080. Its totient is φ = 1235520.

The previous prime is 1630669. The next prime is 1630721. The reversal of 1630675 is 5760361.

It is not a de Polignac number, because 1630675 - 2⁷ = 1630547 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

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, 1242 + ... + 2191.

2^1630675 is an apocalyptic number.

1630675 is a deficient number, since it is larger than the sum of its proper divisors (498405).

1630675 is a wasteful number, since it uses less digits than its factorization.

1630675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3462 (or 3457 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 1630675 is about 1276.9788565203. The cubic root of 1630675 is about 117.7034351126.

The spelling of 1630675 in words is "one million, six hundred thirty thousand, six hundred seventy-five".