84054156 has 12 divisors (see below), whose sum is σ = 196126392. Its totient is φ = 28018048.

The previous prime is 84054133. The next prime is 84054169. The reversal of 84054156 is 65145048.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×84054156² = 14130202281744672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3502245 + ... + 3502268.

It is an arithmetic number, because the mean of its divisors is an integer number (16343866).

Almost surely, 2^84054156 is an apocalyptic number.

It is an amenable number.

84054156 is an abundant number, since it is smaller than the sum of its proper divisors (112072236).

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

84054156 is a wasteful number, since it uses less digits than its factorization.

84054156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7004520 (or 7004518 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 84054156 is about 9168.1053658867. The cubic root of 84054156 is about 438.0460117214.

It can be divided in two parts, 8405 and 4156, that added together give a triangular number (12561 = T₁₅₈).

The spelling of 84054156 in words is "eighty-four million, fifty-four thousand, one hundred fifty-six".