65534838 has 64 divisors (see below), whose sum is σ = 146361600. Its totient is φ = 19474560.

The previous prime is 65534831. The next prime is 65534863. The reversal of 65534838 is 83843556.

It is a self number, because there is not a number n which added to its sum of digits gives 65534838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65534831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141928 + ... + 142388.

It is an arithmetic number, because the mean of its divisors is an integer number (2286900).

Almost surely, 2^65534838 is an apocalyptic number.

65534838 is an abundant number, since it is smaller than the sum of its proper divisors (80826762).

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

65534838 is a wasteful number, since it uses less digits than its factorization.

65534838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557.

The product of its digits is 345600, while the sum is 42.

The square root of 65534838 is about 8095.3590408332. The cubic root of 65534838 is about 403.1723530938.

The spelling of 65534838 in words is "sixty-five million, five hundred thirty-four thousand, eight hundred thirty-eight".