3898712 has 32 divisors (see below), whose sum is σ = 7840800. Its totient is φ = 1810944.

The previous prime is 3898651. The next prime is 3898717. The reversal of 3898712 is 2178983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3898717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14693 + ... + 14955.

It is an arithmetic number, because the mean of its divisors is an integer number (245025).

Almost surely, 2^3898712 is an apocalyptic number.

It is an amenable number.

3898712 is an abundant number, since it is smaller than the sum of its proper divisors (3942088).

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

3898712 is a wasteful number, since it uses less digits than its factorization.

3898712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 391 counting only the distinct ones).

The product of its digits is 24192, while the sum is 38.

The square root of 3898712 is about 1974.5156368082. The cubic root of 3898712 is about 157.3887616316.

The spelling of 3898712 in words is "three million, eight hundred ninety-eight thousand, seven hundred twelve".