53555534 has 8 divisors (see below), whose sum is σ = 80415048. Its totient is φ = 26750520.

The previous prime is 53555527. The next prime is 53555549. The reversal of 53555534 is 43555535.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 53555494 and 53555503.

It is a congruent 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, 11072 + ... + 15155.

It is an arithmetic number, because the mean of its divisors is an integer number (10051881).

Almost surely, 2^53555534 is an apocalyptic number.

53555534 is a deficient number, since it is larger than the sum of its proper divisors (26859514).

53555534 is a wasteful number, since it uses less digits than its factorization.

53555534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27250.

The product of its digits is 112500, while the sum is 35.

The square root of 53555534 is about 7318.1646606236. The cubic root of 53555534 is about 376.9364343433.

Subtracting from 53555534 its reverse (43555535), we obtain a palindrome (9999999).

The spelling of 53555534 in words is "fifty-three million, five hundred fifty-five thousand, five hundred thirty-four".