3378748272 has 20 divisors (see below), whose sum is σ = 8728433160. Its totient is φ = 1126249408.

The previous prime is 3378748193. The next prime is 3378748333. The reversal of 3378748272 is 2728478733.

3378748272 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3378748272² = 22831879771085971968, which 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 3 ways as a sum of consecutive naturals, for example, 35195247 + ... + 35195342.

It is an arithmetic number, because the mean of its divisors is an integer number (436421658).

Almost surely, 2^3378748272 is an apocalyptic number.

It is an amenable number.

3378748272 is an abundant number, since it is smaller than the sum of its proper divisors (5349684888).

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

3378748272 is a wasteful number, since it uses less digits than its factorization.

3378748272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70390600 (or 70390594 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 51.

The square root of 3378748272 is about 58127.0012300652. The cubic root of 3378748272 is about 1500.5550941106. Note that the first 3 decimals are identical.

The spelling of 3378748272 in words is "three billion, three hundred seventy-eight million, seven hundred forty-eight thousand, two hundred seventy-two".