4340156394 has 32 divisors (see below), whose sum is σ = 9926248320. Its totient is φ = 1239308352.

The previous prime is 4340156323. The next prime is 4340156411. The reversal of 4340156394 is 4936510434.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42972 + ... + 102600.

It is an arithmetic number, because the mean of its divisors is an integer number (310195260).

Almost surely, 2^4340156394 is an apocalyptic number.

4340156394 is an abundant number, since it is smaller than the sum of its proper divisors (5586091926).

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

4340156394 is a wasteful number, since it uses less digits than its factorization.

4340156394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61374.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 4340156394 is about 65879.8633422991. The cubic root of 4340156394 is about 1631.1796438997.

The spelling of 4340156394 in words is "four billion, three hundred forty million, one hundred fifty-six thousand, three hundred ninety-four".