3912516 has 48 divisors (see below), whose sum is σ = 10745280. Its totient is φ = 1226880.

The previous prime is 3912511. The next prime is 3912547. The reversal of 3912516 is 6152193.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3912516.

It is not an unprimeable number, because it can be changed into a prime (3912511) 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, 771 + ... + 2901.

It is an arithmetic number, because the mean of its divisors is an integer number (223860).

Almost surely, 2^3912516 is an apocalyptic number.

3912516 is a gapful number since it is divisible by the number (36) 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 3912516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5372640).

3912516 is an abundant number, since it is smaller than the sum of its proper divisors (6832764).

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

3912516 is a wasteful number, since it uses less digits than its factorization.

3912516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 2153 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 3912516 is about 1978.0080889622. The cubic root of 3912516 is about 157.5742960133.

The spelling of 3912516 in words is "three million, nine hundred twelve thousand, five hundred sixteen".