3748314440 has 32 divisors (see below), whose sum is σ = 9082455480. Its totient is φ = 1383992832.

The previous prime is 3748314421. The next prime is 3748314461. The reversal of 3748314440 is 444138473.

It can be written as a sum of positive squares in 4 ways, for example, as 2127607876 + 1620706564 = 46126^2 + 40258^2 .

It is a super-2 number, since 2×3748314440² = 28099722282225027200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3748314394 and 3748314403.

It is an unprimeable number.

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, 3603629 + ... + 3604668.

Almost surely, 2^3748314440 is an apocalyptic number.

It is an amenable number.

3748314440 is an abundant number, since it is smaller than the sum of its proper divisors (5334141040).

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

3748314440 is a wasteful number, since it uses less digits than its factorization.

3748314440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7208321 (or 7208317 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 3748314440 is about 61223.4794829565. The cubic root of 3748314440 is about 1553.3834435667.

The spelling of 3748314440 in words is "three billion, seven hundred forty-eight million, three hundred fourteen thousand, four hundred forty".