2925648 has 60 divisors (see below), whose sum is σ = 8936928. Its totient is φ = 886080.

The previous prime is 2925641. The next prime is 2925679. The reversal of 2925648 is 8465292.

It is a happy number.

2925648 is a `hidden beast` number, since 2 + 9 + 2 + 5 + 648 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2925641) 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, 661 + ... + 2507.

2^2925648 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 2925648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4468464).

2925648 is an abundant number, since it is smaller than the sum of its proper divisors (6011280).

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

2925648 is a wasteful number, since it uses less digits than its factorization.

2925648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1863 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2925648 is about 1710.4525716897. The cubic root of 2925648 is about 143.0234854739.

The spelling of 2925648 in words is "two million, nine hundred twenty-five thousand, six hundred forty-eight".