3943698 has 16 divisors (see below), whose sum is σ = 8604576. Its totient is φ = 1195040.

The previous prime is 3943691. The next prime is 3943703. The reversal of 3943698 is 8963493.

It is not an unprimeable number, because it can be changed into a prime (3943691) 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, 29811 + ... + 29942.

It is an arithmetic number, because the mean of its divisors is an integer number (537786).

Almost surely, 2^3943698 is an apocalyptic number.

3943698 is an abundant number, since it is smaller than the sum of its proper divisors (4660878).

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

3943698 is a wasteful number, since it uses less digits than its factorization.

3943698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59769.

The product of its digits is 139968, while the sum is 42.

The square root of 3943698 is about 1985.8746183987. The cubic root of 3943698 is about 157.9918011021.

The spelling of 3943698 in words is "three million, nine hundred forty-three thousand, six hundred ninety-eight".