84449156 has 12 divisors (see below), whose sum is σ = 161221200. Its totient is φ = 38385960.

The previous prime is 84449153. The next prime is 84449161. The reversal of 84449156 is 65194448.

It is a super-2 number, since 2×84449156² = 14263319898224672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84449153) 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, 959606 + ... + 959693.

It is an arithmetic number, because the mean of its divisors is an integer number (13435100).

Almost surely, 2^84449156 is an apocalyptic number.

It is an amenable number.

84449156 is a deficient number, since it is larger than the sum of its proper divisors (76772044).

84449156 is a wasteful number, since it uses less digits than its factorization.

84449156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919314 (or 1919312 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 84449156 is about 9189.6221902753. The cubic root of 84449156 is about 438.7311170083.

The spelling of 84449156 in words is "eighty-four million, four hundred forty-nine thousand, one hundred fifty-six".