3961338 has 16 divisors (see below), whose sum is σ = 8116416. Its totient is φ = 1288160.

The previous prime is 3961337. The next prime is 3961339. The reversal of 3961338 is 8331693.

It is an interprime number because it is at equal distance from previous prime (3961337) and next prime (3961339).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3961299 and 3961308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3961333) 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, 7806 + ... + 8297.

It is an arithmetic number, because the mean of its divisors is an integer number (507276).

Almost surely, 2^3961338 is an apocalyptic number.

3961338 is an abundant number, since it is smaller than the sum of its proper divisors (4155078).

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

3961338 is a wasteful number, since it uses less digits than its factorization.

3961338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16149.

The product of its digits is 11664, while the sum is 33.

The square root of 3961338 is about 1990.3110309698. The cubic root of 3961338 is about 158.2270143735.

The spelling of 3961338 in words is "three million, nine hundred sixty-one thousand, three hundred thirty-eight".