1630442204 has 6 divisors (see below), whose sum is σ = 2853273864. Its totient is φ = 815221100.

The previous prime is 1630442201. The next prime is 1630442207. The reversal of 1630442204 is 4022440361.

It is an interprime number because it is at equal distance from previous prime (1630442201) and next prime (1630442207).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630442201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203805272 + ... + 203805279.

It is an arithmetic number, because the mean of its divisors is an integer number (475545644).

Almost surely, 2^1630442204 is an apocalyptic number.

It is an amenable number.

1630442204 is a deficient number, since it is larger than the sum of its proper divisors (1222831660).

1630442204 is a wasteful number, since it uses less digits than its factorization.

1630442204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407610555 (or 407610553 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1630442204 is about 40378.7345517415. The cubic root of 1630442204 is about 1176.9783371177.

Adding to 1630442204 its reverse (4022440361), we get a palindrome (5652882565).

The spelling of 1630442204 in words is "one billion, six hundred thirty million, four hundred forty-two thousand, two hundred four".