82253547 has 6 divisors (see below), whose sum is σ = 118810692. Its totient is φ = 54835692.

The previous prime is 82253537. The next prime is 82253557. The reversal of 82253547 is 74535228.

82253547 is a `hidden beast` number, since 82 + 2 + 535 + 47 = 666.

It is an interprime number because it is at equal distance from previous prime (82253537) and next prime (82253557).

It is not a de Polignac number, because 82253547 - 2⁷ = 82253419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82253537) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4569633 + ... + 4569650.

It is an arithmetic number, because the mean of its divisors is an integer number (19801782).

Almost surely, 2^82253547 is an apocalyptic number.

82253547 is a deficient number, since it is larger than the sum of its proper divisors (36557145).

82253547 is a wasteful number, since it uses less digits than its factorization.

82253547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9139289 (or 9139286 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 82253547 is about 9069.3741239404. The cubic root of 82253547 is about 434.8954643775.

The spelling of 82253547 in words is "eighty-two million, two hundred fifty-three thousand, five hundred forty-seven".