7370921916 has 84 divisors (see below), whose sum is σ = 19366456032. Its totient is φ = 2453592384.

The previous prime is 7370921891. The next prime is 7370921923. The reversal of 7370921916 is 6191290737.

7370921916 is a `hidden beast` number, since 7 + 370 + 92 + 191 + 6 = 666.

It is a super-2 number, since 2×7370921916² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3011005 + ... + 3013451.

It is an arithmetic number, because the mean of its divisors is an integer number (230553048).

Almost surely, 2^7370921916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7370921916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9683228016).

7370921916 is an abundant number, since it is smaller than the sum of its proper divisors (11995534116).

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

7370921916 is a wasteful number, since it uses less digits than its factorization.

7370921916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502 (or 3485 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 7370921916 is about 85854.0733803586. The cubic root of 7370921916 is about 1946.1393628845.

The spelling of 7370921916 in words is "seven billion, three hundred seventy million, nine hundred twenty-one thousand, nine hundred sixteen".