1630873534 has 8 divisors (see below), whose sum is σ = 2446914600. Its totient is φ = 815235336.

The previous prime is 1630873487. The next prime is 1630873549. The reversal of 1630873534 is 4353780361.

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

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 3 ways as a sum of consecutive naturals, for example, 90384 + ... + 106915.

It is an arithmetic number, because the mean of its divisors is an integer number (305864325).

Almost surely, 2^1630873534 is an apocalyptic number.

1630873534 is a deficient number, since it is larger than the sum of its proper divisors (816041066).

1630873534 is a wasteful number, since it uses less digits than its factorization.

1630873534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201434.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 1630873534 is about 40384.0752525052. The cubic root of 1630873534 is about 1177.0821170011.

The spelling of 1630873534 in words is "one billion, six hundred thirty million, eight hundred seventy-three thousand, five hundred thirty-four".