84130236 has 36 divisors (see below), whose sum is σ = 212994600. Its totient is φ = 27999648.

The previous prime is 84130219. The next prime is 84130253. The reversal of 84130236 is 63203148.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84130219) and next prime (84130253).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28435 + ... + 31253.

Almost surely, 2^84130236 is an apocalyptic number.

It is an amenable number.

84130236 is an abundant number, since it is smaller than the sum of its proper divisors (128864364).

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

84130236 is a wasteful number, since it uses less digits than its factorization.

84130236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3658 (or 3653 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 84130236 is about 9172.2535944009. The cubic root of 84130236 is about 438.1781348361.

The spelling of 84130236 in words is "eighty-four million, one hundred thirty thousand, two hundred thirty-six".