53002724 has 12 divisors (see below), whose sum is σ = 92805804. Its totient is φ = 26486784.

The previous prime is 53002681. The next prime is 53002739. The reversal of 53002724 is 42720035.

It can be written as a sum of positive squares in 2 ways, for example, as 4700224 + 48302500 = 2168^2 + 6950^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53002724.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11912 + ... + 15744.

It is an arithmetic number, because the mean of its divisors is an integer number (7733817).

Almost surely, 2^53002724 is an apocalyptic number.

It is an amenable number.

53002724 is a deficient number, since it is larger than the sum of its proper divisors (39803080).

53002724 is a wasteful number, since it uses less digits than its factorization.

53002724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7294 (or 7292 counting only the distinct ones).

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

The square root of 53002724 is about 7280.2969719648. The cubic root of 53002724 is about 375.6350106090.

Adding to 53002724 its reverse (42720035), we get a palindrome (95722759).

The spelling of 53002724 in words is "fifty-three million, two thousand, seven hundred twenty-four".