1204865696 has 24 divisors (see below), whose sum is σ = 2496926880. Its totient is φ = 570725568.

The previous prime is 1204865671. The next prime is 1204865699. The reversal of 1204865696 is 6965684021.

It is a self number, because there is not a number n which added to its sum of digits gives 1204865696.

It is not an unprimeable number, because it can be changed into a prime (1204865699) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 990236 + ... + 991451.

It is an arithmetic number, because the mean of its divisors is an integer number (104038620).

Almost surely, 2^1204865696 is an apocalyptic number.

1204865696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1204865696 is an abundant number, since it is smaller than the sum of its proper divisors (1292061184).

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

1204865696 is a wasteful number, since it uses less digits than its factorization.

1204865696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981716 (or 1981708 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 1204865696 is about 34711.1753762387. The cubic root of 1204865696 is about 1064.0929027365.

The spelling of 1204865696 in words is "one billion, two hundred four million, eight hundred sixty-five thousand, six hundred ninety-six".