53710638 has 16 divisors (see below), whose sum is σ = 107502336. Its totient is φ = 17890040.

The previous prime is 53710609. The next prime is 53710661. The reversal of 53710638 is 83601735.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53710599 and 53710608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8395 + ... + 13337.

It is an arithmetic number, because the mean of its divisors is an integer number (6718896).

Almost surely, 2^53710638 is an apocalyptic number.

53710638 is an abundant number, since it is smaller than the sum of its proper divisors (53791698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53710638 is a wasteful number, since it uses less digits than its factorization.

53710638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6759.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 53710638 is about 7328.7541915390. The cubic root of 53710638 is about 377.2999697541.

It can be divided in two parts, 537 and 10638, that added together give a triangular number (11175 = T₁₄₉).

The spelling of 53710638 in words is "fifty-three million, seven hundred ten thousand, six hundred thirty-eight".