3896797464 has 128 divisors (see below), whose sum is σ = 12769996800. Its totient is φ = 1077442560.

The previous prime is 3896797423. The next prime is 3896797469. The reversal of 3896797464 is 4647976983.

3896797464 is a `hidden beast` number, since 3 + 89 + 6 + 7 + 97 + 464 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3896797469) 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, 5304 + ... + 88440.

It is an arithmetic number, because the mean of its divisors is an integer number (99765600).

Almost surely, 2^3896797464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3896797464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6384998400).

3896797464 is an abundant number, since it is smaller than the sum of its proper divisors (8873199336).

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

3896797464 is a wasteful number, since it uses less digits than its factorization.

3896797464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83190 (or 83180 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The square root of 3896797464 is about 62424.3339091416. Note that the first 3 decimals coincide. The cubic root of 3896797464 is about 1573.6299450754.

The spelling of 3896797464 in words is "three billion, eight hundred ninety-six million, seven hundred ninety-seven thousand, four hundred sixty-four".