82235538 has 48 divisors (see below), whose sum is σ = 222146496. Its totient is φ = 21359520.

The previous prime is 82235519. The next prime is 82235539. The reversal of 82235538 is 83553228.

82235538 is a `hidden beast` number, since 82 + 23 + 553 + 8 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82235539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28281 + ... + 31052.

It is an arithmetic number, because the mean of its divisors is an integer number (4628052).

Almost surely, 2^82235538 is an apocalyptic number.

82235538 is an abundant number, since it is smaller than the sum of its proper divisors (139910958).

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

82235538 is a wasteful number, since it uses less digits than its factorization.

82235538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59359 (or 59356 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 82235538 is about 9068.3812226880. The cubic root of 82235538 is about 434.8637226700.

The spelling of 82235538 in words is "eighty-two million, two hundred thirty-five thousand, five hundred thirty-eight".