3897468 has 18 divisors (see below), whose sum is σ = 9852024. Its totient is φ = 1299144.

The previous prime is 3897463. The next prime is 3897497. The reversal of 3897468 is 8647983.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×3897468² = 30380513622048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3897463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54096 + ... + 54167.

Almost surely, 2^3897468 is an apocalyptic number.

It is an amenable number.

3897468 is an abundant number, since it is smaller than the sum of its proper divisors (5954556).

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

3897468 is a wasteful number, since it uses less digits than its factorization.

3897468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108273 (or 108268 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 3897468 is about 1974.2005977104. The cubic root of 3897468 is about 157.3720199960.

The spelling of 3897468 in words is "three million, eight hundred ninety-seven thousand, four hundred sixty-eight".