84075434 has 16 divisors (see below), whose sum is σ = 128169600. Its totient is φ = 41356224.

The previous prime is 84075391. The next prime is 84075443. The reversal of 84075434 is 43457048.

It is a junction number, because it is equal to n+sod(n) for n = 84075394 and 84075403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52457 + ... + 54035.

It is an arithmetic number, because the mean of its divisors is an integer number (8010600).

Almost surely, 2^84075434 is an apocalyptic number.

84075434 is a deficient number, since it is larger than the sum of its proper divisors (44094166).

84075434 is a wasteful number, since it uses less digits than its factorization.

84075434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997.

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 84075434 is about 9169.2657285085. The cubic root of 84075434 is about 438.0829718477.

The spelling of 84075434 in words is "eighty-four million, seventy-five thousand, four hundred thirty-four".