53006636 has 6 divisors (see below), whose sum is σ = 92761620. Its totient is φ = 26503316.

The previous prime is 53006633. The next prime is 53006641. The reversal of 53006636 is 63660035.

It is a junction number, because it is equal to n+sod(n) for n = 53006599 and 53006608.

It is not an unprimeable number, because it can be changed into a prime (53006633) by changing a digit.

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 as a sum of consecutive naturals, namely, 6625826 + ... + 6625833.

It is an arithmetic number, because the mean of its divisors is an integer number (15460270).

Almost surely, 2^53006636 is an apocalyptic number.

It is an amenable number.

53006636 is a deficient number, since it is larger than the sum of its proper divisors (39754984).

53006636 is a wasteful number, since it uses less digits than its factorization.

53006636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13251663 (or 13251661 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 29.

The square root of 53006636 is about 7280.5656373664. The cubic root of 53006636 is about 375.6442519454.

The spelling of 53006636 in words is "fifty-three million, six thousand, six hundred thirty-six".