8401734 has 24 divisors (see below), whose sum is σ = 19859112. Its totient is φ = 2545920.

The previous prime is 8401721. The next prime is 8401741. The reversal of 8401734 is 4371048.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8401698 and 8401707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21019 + ... + 21414.

It is an arithmetic number, because the mean of its divisors is an integer number (827463).

Almost surely, 2^8401734 is an apocalyptic number.

8401734 is an abundant number, since it is smaller than the sum of its proper divisors (11457378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8401734 is a wasteful number, since it uses less digits than its factorization.

8401734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42452 (or 42449 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 8401734 is about 2898.5744772215. The cubic root of 8401734 is about 203.2932579505.

The spelling of 8401734 in words is "eight million, four hundred one thousand, seven hundred thirty-four".