53356534 has 32 divisors (see below), whose sum is σ = 100279296. Its totient is φ = 20685120.

The previous prime is 53356529. The next prime is 53356543. The reversal of 53356534 is 43565335.

It is a self number, because there is not a number n which added to its sum of digits gives 53356534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35139 + ... + 36625.

It is an arithmetic number, because the mean of its divisors is an integer number (3133728).

Almost surely, 2^53356534 is an apocalyptic number.

53356534 is a deficient number, since it is larger than the sum of its proper divisors (46922762).

53356534 is a wasteful number, since it uses less digits than its factorization.

53356534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740.

The product of its digits is 81000, while the sum is 34.

The square root of 53356534 is about 7304.5557017522. Note that the first 3 decimals coincide. The cubic root of 53356534 is about 376.4689852978.

The spelling of 53356534 in words is "fifty-three million, three hundred fifty-six thousand, five hundred thirty-four".