2730524 has 12 divisors (see below), whose sum is σ = 4943400. Its totient is φ = 1318128.

The previous prime is 2730521. The next prime is 2730529. The reversal of 2730524 is 4250372.

It is a super-2 number, since 2×2730524² = 14911522629152, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2730524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11654 + ... + 11885.

It is an arithmetic number, because the mean of its divisors is an integer number (411950).

2^2730524 is an apocalyptic number.

It is an amenable number.

2730524 is a deficient number, since it is larger than the sum of its proper divisors (2212876).

2730524 is a wasteful number, since it uses less digits than its factorization.

2730524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23572 (or 23570 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 2730524 is about 1652.4297261911. The cubic root of 2730524 is about 139.7704401198.

Adding to 2730524 its reverse (4250372), we get a palindrome (6980896).

The spelling of 2730524 in words is "two million, seven hundred thirty thousand, five hundred twenty-four".