53205004 has 12 divisors (see below), whose sum is σ = 94865904. Its totient is φ = 26100464.

The previous prime is 53204989. The next prime is 53205011. The reversal of 53205004 is 40050235.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125272 + ... + 125695.

It is an arithmetic number, because the mean of its divisors is an integer number (7905492).

Almost surely, 2^53205004 is an apocalyptic number.

It is an amenable number.

53205004 is a deficient number, since it is larger than the sum of its proper divisors (41660900).

53205004 is a wasteful number, since it uses less digits than its factorization.

53205004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251024 (or 251022 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 53205004 is about 7294.1760329732. The cubic root of 53205004 is about 376.1122627661.

Adding to 53205004 its reverse (40050235), we get a palindrome (93255239).

The spelling of 53205004 in words is "fifty-three million, two hundred five thousand, four".