3948678 has 12 divisors (see below), whose sum is σ = 8555508. Its totient is φ = 1316220.

The previous prime is 3948673. The next prime is 3948683. The reversal of 3948678 is 8768493.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3948673) and next prime (3948683).

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3948673) 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, 109668 + ... + 109703.

It is an arithmetic number, because the mean of its divisors is an integer number (712959).

Almost surely, 2^3948678 is an apocalyptic number.

3948678 is an abundant number, since it is smaller than the sum of its proper divisors (4606830).

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

3948678 is a wasteful number, since it uses less digits than its factorization.

3948678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219379 (or 219376 counting only the distinct ones).

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

The square root of 3948678 is about 1987.1280784086. The cubic root of 3948678 is about 158.0582757847.

The spelling of 3948678 in words is "three million, nine hundred forty-eight thousand, six hundred seventy-eight".