2547996 has 48 divisors (see below), whose sum is σ = 6585600. Its totient is φ = 760320.

The previous prime is 2547989. The next prime is 2547997. The reversal of 2547996 is 6997452.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547997) 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, 12705 + ... + 12903.

It is an arithmetic number, because the mean of its divisors is an integer number (137200).

2^2547996 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 2547996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3292800).

2547996 is an abundant number, since it is smaller than the sum of its proper divisors (4037604).

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

2547996 is a wasteful number, since it uses less digits than its factorization.

2547996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 312 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 2547996 is about 1596.2443421983. The cubic root of 2547996 is about 136.5839224161.

The spelling of 2547996 in words is "two million, five hundred forty-seven thousand, nine hundred ninety-six".