84051347 has 4 divisors (see below), whose sum is σ = 84615600. Its totient is φ = 83487096.

The previous prime is 84051343. The next prime is 84051371. The reversal of 84051347 is 74315048.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84051347 - 2² = 84051343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84051343) 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, 281903 + ... + 282200.

It is an arithmetic number, because the mean of its divisors is an integer number (21153900).

Almost surely, 2^84051347 is an apocalyptic number.

84051347 is a deficient number, since it is larger than the sum of its proper divisors (564253).

84051347 is a wasteful number, since it uses less digits than its factorization.

84051347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564252.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 84051347 is about 9167.9521704686. The cubic root of 84051347 is about 438.0411319907.

The spelling of 84051347 in words is "eighty-four million, fifty-one thousand, three hundred forty-seven".