934209849 has 4 divisors (see below), whose sum is σ = 1245613136. Its totient is φ = 622806564.

The previous prime is 934209847. The next prime is 934209889. The reversal of 934209849 is 948902439.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 934209849 - 2¹ = 934209847 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 934209798 and 934209807.

It is not an unprimeable number, because it can be changed into a prime (934209847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155701639 + ... + 155701644.

It is an arithmetic number, because the mean of its divisors is an integer number (311403284).

Almost surely, 2^934209849 is an apocalyptic number.

It is an amenable number.

934209849 is a deficient number, since it is larger than the sum of its proper divisors (311403287).

934209849 is a wasteful number, since it uses less digits than its factorization.

934209849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311403286.

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 934209849 is about 30564.8466215684. The cubic root of 934209849 is about 977.5706344564.

The spelling of 934209849 in words is "nine hundred thirty-four million, two hundred nine thousand, eight hundred forty-nine".