1916706432 has 32 divisors (see below), whose sum is σ = 5091252480. Its totient is φ = 638902016.

The previous prime is 1916706431. The next prime is 1916706433. The reversal of 1916706432 is 2346076191.

It is an interprime number because it is at equal distance from previous prime (1916706431) and next prime (1916706433).

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (1916706431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2495328 + ... + 2496095.

It is an arithmetic number, because the mean of its divisors is an integer number (159101640).

Almost surely, 2^1916706432 is an apocalyptic number.

1916706432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1916706432 is an abundant number, since it is smaller than the sum of its proper divisors (3174546048).

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

1916706432 is an equidigital number, since it uses as much as digits as its factorization.

1916706432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4991440 (or 4991428 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1916706432 is about 43780.2059383005. The cubic root of 1916706432 is about 1242.1819094047.

The spelling of 1916706432 in words is "one billion, nine hundred sixteen million, seven hundred six thousand, four hundred thirty-two".