3914270778 has 64 divisors (see below), whose sum is σ = 8949657600. Its totient is φ = 1129719360.

The previous prime is 3914270771. The next prime is 3914270783. The reversal of 3914270778 is 8770724193.

It is not an unprimeable number, because it can be changed into a prime (3914270771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 357408 + ... + 368196.

It is an arithmetic number, because the mean of its divisors is an integer number (139838400).

Almost surely, 2^3914270778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3914270778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4474828800).

3914270778 is an abundant number, since it is smaller than the sum of its proper divisors (5035386822).

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

3914270778 is a wasteful number, since it uses less digits than its factorization.

3914270778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11067.

The product of its (nonzero) digits is 592704, while the sum is 48.

The square root of 3914270778 is about 62564.1333193388. The cubic root of 3914270778 is about 1575.9785004518.

The spelling of 3914270778 in words is "three billion, nine hundred fourteen million, two hundred seventy thousand, seven hundred seventy-eight".