84455156 has 12 divisors (see below), whose sum is σ = 149577792. Its totient is φ = 41718648.

The previous prime is 84455131. The next prime is 84455177. The reversal of 84455156 is 65155448.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126860 + ... + 127523.

It is an arithmetic number, because the mean of its divisors is an integer number (12464816).

Almost surely, 2^84455156 is an apocalyptic number.

It is an amenable number.

84455156 is a deficient number, since it is larger than the sum of its proper divisors (65122636).

84455156 is a wasteful number, since it uses less digits than its factorization.

84455156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254470 (or 254468 counting only the distinct ones).

The product of its digits is 96000, while the sum is 38.

The square root of 84455156 is about 9189.9486396824. The cubic root of 84455156 is about 438.7415071827.

The spelling of 84455156 in words is "eighty-four million, four hundred fifty-five thousand, one hundred fifty-six".