1864340716 has 24 divisors (see below), whose sum is σ = 3890799360. Its totient is φ = 764263632.

The previous prime is 1864340711. The next prime is 1864340729. The reversal of 1864340716 is 6170434681.

It is not an unprimeable number, because it can be changed into a prime (1864340711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1446826 + ... + 1448113.

It is an arithmetic number, because the mean of its divisors is an integer number (162116640).

Almost surely, 2^1864340716 is an apocalyptic number.

It is an amenable number.

1864340716 is an abundant number, since it is smaller than the sum of its proper divisors (2026458644).

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

1864340716 is a wasteful number, since it uses less digits than its factorization.

1864340716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2894973 (or 2894971 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1864340716 is about 43178.0119505287. The cubic root of 1864340716 is about 1230.7648790964.

The spelling of 1864340716 in words is "one billion, eight hundred sixty-four million, three hundred forty thousand, seven hundred sixteen".