3898560 has 112 divisors (see below), whose sum is σ = 12874752. Its totient is φ = 998400.

The previous prime is 3898549. The next prime is 3898561. The reversal of 3898560 is 658983.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (3898561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29695 + ... + 29825.

Almost surely, 2^3898560 is an apocalyptic number.

3898560 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 3898560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6437376).

3898560 is an abundant number, since it is smaller than the sum of its proper divisors (8976192).

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

3898560 is a wasteful number, since it uses less digits than its factorization.

3898560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 3898560 is about 1974.4771459807. The cubic root of 3898560 is about 157.3867162208.

The spelling of 3898560 in words is "three million, eight hundred ninety-eight thousand, five hundred sixty".