3964026 has 32 divisors (see below), whose sum is σ = 9160128. Its totient is φ = 1130240.

The previous prime is 3964021. The next prime is 3964031. The reversal of 3964026 is 6204693.

It is an interprime number because it is at equal distance from previous prime (3964021) and next prime (3964031).

It is a junction number, because it is equal to n+sod(n) for n = 3963984 and 3964002.

It is not an unprimeable number, because it can be changed into a prime (3964021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645 + ... + 2888.

It is an arithmetic number, because the mean of its divisors is an integer number (286254).

Almost surely, 2^3964026 is an apocalyptic number.

3964026 is an abundant number, since it is smaller than the sum of its proper divisors (5196102).

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

3964026 is a wasteful number, since it uses less digits than its factorization.

3964026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 3964026 is about 1990.9861877974. The cubic root of 3964026 is about 158.2627950492.

The spelling of 3964026 in words is "three million, nine hundred sixty-four thousand, twenty-six".