3904512 has 88 divisors (see below), whose sum is σ = 11004672. Its totient is φ = 1228800.

The previous prime is 3904501. The next prime is 3904517. The reversal of 3904512 is 2154093.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3904517) 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, 95212 + ... + 95252.

Almost surely, 2^3904512 is an apocalyptic number.

3904512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3904512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5502336).

3904512 is an abundant number, since it is smaller than the sum of its proper divisors (7100160).

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

3904512 is a wasteful number, since it uses less digits than its factorization.

3904512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 3904512 is about 1975.9838056017. The cubic root of 3904512 is about 157.4667705155.

The spelling of 3904512 in words is "three million, nine hundred four thousand, five hundred twelve".