84738437 has 4 divisors (see below), whose sum is σ = 96843936. Its totient is φ = 72632940.

The previous prime is 84738397. The next prime is 84738443. The reversal of 84738437 is 73483748.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84738437 - 2¹⁰ = 84737413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84738037) 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, 6052739 + ... + 6052752.

It is an arithmetic number, because the mean of its divisors is an integer number (24210984).

Almost surely, 2^84738437 is an apocalyptic number.

It is an amenable number.

84738437 is a deficient number, since it is larger than the sum of its proper divisors (12105499).

84738437 is a wasteful number, since it uses less digits than its factorization.

84738437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12105498.

The product of its digits is 451584, while the sum is 44.

The square root of 84738437 is about 9205.3482823845. The cubic root of 84738437 is about 439.2315046168.

The spelling of 84738437 in words is "eighty-four million, seven hundred thirty-eight thousand, four hundred thirty-seven".