684132050 has 48 divisors (see below), whose sum is σ = 1530824640. Its totient is φ = 222212160.

The previous prime is 684132049. The next prime is 684132091. The reversal of 684132050 is 50231486.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44789 + ... + 58088.

It is an arithmetic number, because the mean of its divisors is an integer number (31892180).

Almost surely, 2^684132050 is an apocalyptic number.

684132050 is an abundant number, since it is smaller than the sum of its proper divisors (846692590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

684132050 is a wasteful number, since it uses less digits than its factorization.

684132050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102915 (or 102910 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 684132050 is about 26155.9180683837. The cubic root of 684132050 is about 881.1435074107.

The spelling of 684132050 in words is "six hundred eighty-four million, one hundred thirty-two thousand, fifty".