84011436 has 18 divisors (see below), whose sum is σ = 212362332. Its totient is φ = 28003800.

The previous prime is 84011429. The next prime is 84011437. The reversal of 84011436 is 63411048.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (84011437) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1166790 + ... + 1166861.

Almost surely, 2^84011436 is an apocalyptic number.

It is an amenable number.

84011436 is an abundant number, since it is smaller than the sum of its proper divisors (128350896).

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

84011436 is a wasteful number, since it uses less digits than its factorization.

84011436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333661 (or 2333656 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 84011436 is about 9165.7752536269. The cubic root of 84011436 is about 437.9717877619.

The spelling of 84011436 in words is "eighty-four million, eleven thousand, four hundred thirty-six".