84434763 has 16 divisors (see below), whose sum is σ = 128874240. Its totient is φ = 48169056.

The previous prime is 84434743. The next prime is 84434789. The reversal of 84434763 is 36743448.

It is not a de Polignac number, because 84434763 - 2¹⁶ = 84369227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84434743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11248 + ... + 17186.

It is an arithmetic number, because the mean of its divisors is an integer number (8054640).

Almost surely, 2^84434763 is an apocalyptic number.

84434763 is a deficient number, since it is larger than the sum of its proper divisors (44439477).

84434763 is a wasteful number, since it uses less digits than its factorization.

84434763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6626.

The product of its digits is 193536, while the sum is 39.

The square root of 84434763 is about 9188.8390452766. The cubic root of 84434763 is about 438.7061907054.

The spelling of 84434763 in words is "eighty-four million, four hundred thirty-four thousand, seven hundred sixty-three".