3390474440 has 32 divisors (see below), whose sum is σ = 7666920000. Its totient is φ = 1349371584.

The previous prime is 3390474427. The next prime is 3390474473. The reversal of 3390474440 is 444740933.

It is a super-3 number, since 3×3390474440³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 3390474394 and 3390474403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205010 + ... + 220929.

It is an arithmetic number, because the mean of its divisors is an integer number (239591250).

Almost surely, 2^3390474440 is an apocalyptic number.

It is an amenable number.

3390474440 is an abundant number, since it is smaller than the sum of its proper divisors (4276445560).

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

3390474440 is a wasteful number, since it uses less digits than its factorization.

3390474440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426149 (or 426145 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 3390474440 is about 58227.7806549417. The cubic root of 3390474440 is about 1502.2890147937.

The spelling of 3390474440 in words is "three billion, three hundred ninety million, four hundred seventy-four thousand, four hundred forty".