84653534 has 12 divisors (see below), whose sum is σ = 145179384. Its totient is φ = 36265332.

The previous prime is 84653509. The next prime is 84653539. The reversal of 84653534 is 43535648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84653539) 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, 33197 + ... + 35655.

It is an arithmetic number, because the mean of its divisors is an integer number (12098282).

Almost surely, 2^84653534 is an apocalyptic number.

84653534 is a deficient number, since it is larger than the sum of its proper divisors (60525850).

84653534 is an frugal number, since it uses more digits than its factorization.

84653534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4927 (or 2468 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 84653534 is about 9200.7355140771. The cubic root of 84653534 is about 439.0847607639.

The spelling of 84653534 in words is "eighty-four million, six hundred fifty-three thousand, five hundred thirty-four".