1630442195 has 8 divisors (see below), whose sum is σ = 1957117344. Its totient is φ = 1303962624.

The previous prime is 1630442189. The next prime is 1630442201. The reversal of 1630442195 is 5912440361.

It is an interprime number because it is at equal distance from previous prime (1630442189) and next prime (1630442201).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1630442195 - 2⁶ = 1630442131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29879 + ... + 64448.

It is an arithmetic number, because the mean of its divisors is an integer number (244639668).

Almost surely, 2^1630442195 is an apocalyptic number.

1630442195 is a deficient number, since it is larger than the sum of its proper divisors (326675149).

1630442195 is an equidigital number, since it uses as much as digits as its factorization.

1630442195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97789.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1630442195 is about 40378.7344402967. The cubic root of 1630442195 is about 1176.9783349521.

The spelling of 1630442195 in words is "one billion, six hundred thirty million, four hundred forty-two thousand, one hundred ninety-five".