3918898 has 8 divisors (see below), whose sum is σ = 5978160. Its totient is φ = 1926180.

The previous prime is 3918881. The next prime is 3918899. The reversal of 3918898 is 8988193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3918899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16488 + ... + 16723.

It is an arithmetic number, because the mean of its divisors is an integer number (747270).

Almost surely, 2^3918898 is an apocalyptic number.

3918898 is a deficient number, since it is larger than the sum of its proper divisors (2059262).

3918898 is a wasteful number, since it uses less digits than its factorization.

3918898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33272.

The product of its digits is 124416, while the sum is 46.

The square root of 3918898 is about 1979.6206707347. The cubic root of 3918898 is about 157.6599265778.

The spelling of 3918898 in words is "three million, nine hundred eighteen thousand, eight hundred ninety-eight".