84372449 has 8 divisors (see below), whose sum is σ = 98245440. Its totient is φ = 70954416.

The previous prime is 84372439. The next prime is 84372499. The reversal of 84372449 is 94427348.

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 84372449 - 2⁴ = 84372433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84372439) 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, 113339 + ... + 114080.

It is an arithmetic number, because the mean of its divisors is an integer number (12280680).

Almost surely, 2^84372449 is an apocalyptic number.

It is an amenable number.

84372449 is a deficient number, since it is larger than the sum of its proper divisors (13872991).

84372449 is a wasteful number, since it uses less digits than its factorization.

84372449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227479.

The product of its digits is 193536, while the sum is 41.

The square root of 84372449 is about 9185.4476755355. The cubic root of 84372449 is about 438.5982404389.

The spelling of 84372449 in words is "eighty-four million, three hundred seventy-two thousand, four hundred forty-nine".