84553407 has 6 divisors (see below), whose sum is σ = 122132712. Its totient is φ = 56368932.

The previous prime is 84553373. The next prime is 84553409. The reversal of 84553407 is 70435548.

It is not a de Polignac number, because 84553407 - 2¹⁰ = 84552383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84553409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4697403 + ... + 4697420.

It is an arithmetic number, because the mean of its divisors is an integer number (20355452).

Almost surely, 2^84553407 is an apocalyptic number.

84553407 is a deficient number, since it is larger than the sum of its proper divisors (37579305).

84553407 is a wasteful number, since it uses less digits than its factorization.

84553407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9394829 (or 9394826 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 84553407 is about 9195.2926543966. The cubic root of 84553407 is about 438.9115780564.

The spelling of 84553407 in words is "eighty-four million, five hundred fifty-three thousand, four hundred seven".