2925216 has 72 divisors (see below), whose sum is σ = 9513504. Its totient is φ = 835200.

The previous prime is 2925211. The next prime is 2925281. The reversal of 2925216 is 6125292.

It is a tau number, because it is divible by the number of its divisors (72).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 2925216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2925211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1291 + ... + 2741.

It is an arithmetic number, because the mean of its divisors is an integer number (132132).

2^2925216 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 2925216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4756752).

2925216 is an abundant number, since it is smaller than the sum of its proper divisors (6588288).

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

2925216 is a wasteful number, since it uses less digits than its factorization.

2925216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474 (or 1463 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 2925216 is about 1710.3262846603. The cubic root of 2925216 is about 143.0164455307.

The spelling of 2925216 in words is "two million, nine hundred twenty-five thousand, two hundred sixteen".