3197855040 has 224 divisors, whose sum is σ = 11317345920. Its totient is φ = 760283136.

The previous prime is 3197855039. The next prime is 3197855051. The reversal of 3197855040 is 405587913.

3197855040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3197854983 and 3197855001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304924 + ... + 315236.

Almost surely, 2^3197855040 is an apocalyptic number.

3197855040 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 3197855040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5658672960).

3197855040 is an abundant number, since it is smaller than the sum of its proper divisors (8119490880).

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

3197855040 is a wasteful number, since it uses less digits than its factorization.

3197855040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10369 (or 10359 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 3197855040 is about 56549.5803697958. The cubic root of 3197855040 is about 1473.2832716873.

The spelling of 3197855040 in words is "three billion, one hundred ninety-seven million, eight hundred fifty-five thousand, forty".