53540836 has 12 divisors (see below), whose sum is σ = 93760128. Its totient is φ = 26752232.

The previous prime is 53540831. The next prime is 53540863. The reversal of 53540836 is 63804535.

It is a super-2 number, since 2×53540836² = 5733242239157792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53540831) 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, 3765 + ... + 11011.

It is an arithmetic number, because the mean of its divisors is an integer number (7813344).

Almost surely, 2^53540836 is an apocalyptic number.

It is an amenable number.

53540836 is a deficient number, since it is larger than the sum of its proper divisors (40219292).

53540836 is a wasteful number, since it uses less digits than its factorization.

53540836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9098 (or 9096 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 53540836 is about 7317.1603781795. The cubic root of 53540836 is about 376.9019485289.

The spelling of 53540836 in words is "fifty-three million, five hundred forty thousand, eight hundred thirty-six".