84774134 has 8 divisors (see below), whose sum is σ = 131546160. Its totient is φ = 40925416.

The previous prime is 84774127. The next prime is 84774139. The reversal of 84774134 is 43147748.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84774139) 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, 730754 + ... + 730869.

It is an arithmetic number, because the mean of its divisors is an integer number (16443270).

Almost surely, 2^84774134 is an apocalyptic number.

84774134 is a deficient number, since it is larger than the sum of its proper divisors (46772026).

84774134 is a wasteful number, since it uses less digits than its factorization.

84774134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461654.

The product of its digits is 75264, while the sum is 38.

The square root of 84774134 is about 9207.2870054104. The cubic root of 84774134 is about 439.2931729947.

The spelling of 84774134 in words is "eighty-four million, seven hundred seventy-four thousand, one hundred thirty-four".