63675830 has 16 divisors (see below), whose sum is σ = 114942240. Its totient is φ = 25397952.

The previous prime is 63675827. The next prime is 63675841. The reversal of 63675830 is 3857636.

It is a super-2 number, since 2×63675830² = 8109222652377800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5279 + ... + 12458.

It is an arithmetic number, because the mean of its divisors is an integer number (7183890).

Almost surely, 2^63675830 is an apocalyptic number.

63675830 is a deficient number, since it is larger than the sum of its proper divisors (51266410).

63675830 is a wasteful number, since it uses less digits than its factorization.

63675830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18103.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 63675830 is about 7979.7136540104. The cubic root of 63675830 is about 399.3235023557.

The spelling of 63675830 in words is "sixty-three million, six hundred seventy-five thousand, eight hundred thirty".