84549144 has 32 divisors (see below), whose sum is σ = 217087920. Its totient is φ = 27421056.

The previous prime is 84549133. The next prime is 84549161. The reversal of 84549144 is 44194548.

It is a super-2 number, since 2×84549144² = 14297115502265472, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46719 + ... + 48494.

Almost surely, 2^84549144 is an apocalyptic number.

It is an amenable number.

84549144 is an abundant number, since it is smaller than the sum of its proper divisors (132538776).

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

84549144 is a wasteful number, since it uses less digits than its factorization.

84549144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95259 (or 95255 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 84549144 is about 9195.0608480858. The cubic root of 84549144 is about 438.9042016081.

The spelling of 84549144 in words is "eighty-four million, five hundred forty-nine thousand, one hundred forty-four".