3722906916 has 36 divisors (see below), whose sum is σ = 9529811200. Its totient is φ = 1225259568.

The previous prime is 3722906909. The next prime is 3722906923. The reversal of 3722906916 is 6196092273.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3722906909) and next prime (3722906923).

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 651676 + ... + 657363.

Almost surely, 2^3722906916 is an apocalyptic number.

3722906916 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3722906916 is an abundant number, since it is smaller than the sum of its proper divisors (5806904284).

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

3722906916 is a wasteful number, since it uses less digits than its factorization.

3722906916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309128 (or 1309123 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 3722906916 is about 61015.6284569781. The cubic root of 3722906916 is about 1549.8656721607.

The spelling of 3722906916 in words is "three billion, seven hundred twenty-two million, nine hundred six thousand, nine hundred sixteen".