84357412 has 12 divisors (see below), whose sum is σ = 149059456. Its totient is φ = 41769000.

The previous prime is 84357401. The next prime is 84357419. The reversal of 84357412 is 21475348.

It is not an unprimeable number, because it can be changed into a prime (84357419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101964 + ... + 102787.

Almost surely, 2^84357412 is an apocalyptic number.

It is an amenable number.

84357412 is a deficient number, since it is larger than the sum of its proper divisors (64702044).

84357412 is a wasteful number, since it uses less digits than its factorization.

84357412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204858 (or 204856 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 84357412 is about 9184.6291160830. The cubic root of 84357412 is about 438.5721829851.

The spelling of 84357412 in words is "eighty-four million, three hundred fifty-seven thousand, four hundred twelve".