84643097 has 8 divisors (see below), whose sum is σ = 105529152. Its totient is φ = 65955600.

The previous prime is 84643057. The next prime is 84643103. The reversal of 84643097 is 79034648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84643097 - 2⁸ = 84642841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84643007) 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, 549554 + ... + 549707.

It is an arithmetic number, because the mean of its divisors is an integer number (13191144).

Almost surely, 2^84643097 is an apocalyptic number.

It is an amenable number.

84643097 is a deficient number, since it is larger than the sum of its proper divisors (20886055).

84643097 is a wasteful number, since it uses less digits than its factorization.

84643097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099279.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 84643097 is about 9200.1683136777. The cubic root of 84643097 is about 439.0667149885.

The spelling of 84643097 in words is "eighty-four million, six hundred forty-three thousand, ninety-seven".