84231436 has 24 divisors (see below), whose sum is σ = 149281776. Its totient is φ = 41583360.

The previous prime is 84231431. The next prime is 84231437. The reversal of 84231436 is 63413248.

It is a junction number, because it is equal to n+sod(n) for n = 84231398 and 84231407.

It is not an unprimeable number, because it can be changed into a prime (84231431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153715 + ... + 154261.

It is an arithmetic number, because the mean of its divisors is an integer number (6220074).

Almost surely, 2^84231436 is an apocalyptic number.

It is an amenable number.

84231436 is a deficient number, since it is larger than the sum of its proper divisors (65050340).

84231436 is a wasteful number, since it uses less digits than its factorization.

84231436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969 (or 967 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 84231436 is about 9177.7685741143. The cubic root of 84231436 is about 438.3537588089.

The spelling of 84231436 in words is "eighty-four million, two hundred thirty-one thousand, four hundred thirty-six".