3969064 has 64 divisors (see below), whose sum is σ = 8864640. Its totient is φ = 1647360.

The previous prime is 3969061. The next prime is 3969067. The reversal of 3969064 is 4609693.

It is an interprime number because it is at equal distance from previous prime (3969061) and next prime (3969067).

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3969061) 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, 74862 + ... + 74914.

It is an arithmetic number, because the mean of its divisors is an integer number (138510).

Almost surely, 2^3969064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3969064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4432320).

3969064 is an abundant number, since it is smaller than the sum of its proper divisors (4895576).

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

3969064 is a wasteful number, since it uses less digits than its factorization.

3969064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 3969064 is about 1992.2509882040. The cubic root of 3969064 is about 158.3298136491.

The spelling of 3969064 in words is "three million, nine hundred sixty-nine thousand, sixty-four".