84140552 has 16 divisors (see below), whose sum is σ = 157861440. Its totient is φ = 42044176.

The previous prime is 84140447. The next prime is 84140557. The reversal of 84140552 is 25504148.

It is not an unprimeable number, because it can be changed into a prime (84140557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21413 + ... + 25035.

It is an arithmetic number, because the mean of its divisors is an integer number (9866340).

Almost surely, 2^84140552 is an apocalyptic number.

It is an amenable number.

84140552 is a deficient number, since it is larger than the sum of its proper divisors (73720888).

84140552 is a wasteful number, since it uses less digits than its factorization.

84140552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6532 (or 6528 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 84140552 is about 9172.8159253307. The cubic root of 84140552 is about 438.1960438191.

The spelling of 84140552 in words is "eighty-four million, one hundred forty thousand, five hundred fifty-two".