2797536 has 96 divisors (see below), whose sum is σ = 8805888. Its totient is φ = 760320.

The previous prime is 2797523. The next prime is 2797549. The reversal of 2797536 is 6357972.

It is an interprime number because it is at equal distance from previous prime (2797523) and next prime (2797549).

It is a tau number, because it is divible by the number of its divisors (96).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2797494 and 2797503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15366 + ... + 15546.

It is an arithmetic number, because the mean of its divisors is an integer number (91728).

2^2797536 is an apocalyptic number.

2797536 is the 966-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2797536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4402944).

2797536 is an abundant number, since it is smaller than the sum of its proper divisors (6008352).

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

2797536 is a wasteful number, since it uses less digits than its factorization.

2797536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 216 counting only the distinct ones).

The product of its digits is 79380, while the sum is 39.

The square root of 2797536 is about 1672.5836301961. The cubic root of 2797536 is about 140.9046183552.

It can be divided in two parts, 2797 and 536, that added together give a palindrome (3333).

The spelling of 2797536 in words is "two million, seven hundred ninety-seven thousand, five hundred thirty-six".