3897769260 has 192 divisors, whose sum is σ = 13740539904. Its totient is φ = 801964800.

The previous prime is 3897769247. The next prime is 3897769321. The reversal of 3897769260 is 629677983.

It is a happy number.

3897769260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3897769260.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 471765 + ... + 479955.

It is an arithmetic number, because the mean of its divisors is an integer number (71565312).

Almost surely, 2^3897769260 is an apocalyptic number.

3897769260 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3897769260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6870269952).

3897769260 is an abundant number, since it is smaller than the sum of its proper divisors (9842770644).

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

3897769260 is a wasteful number, since it uses less digits than its factorization.

3897769260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8324 (or 8322 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 57.

The square root of 3897769260 is about 62432.1172154205. The cubic root of 3897769260 is about 1573.7607465173.

The spelling of 3897769260 in words is "three billion, eight hundred ninety-seven million, seven hundred sixty-nine thousand, two hundred sixty".