830479899 has 4 divisors (see below), whose sum is σ = 1107306536. Its totient is φ = 553653264.

The previous prime is 830479877. The next prime is 830479913. The reversal of 830479899 is 998974038.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 830479899 - 2¹⁶ = 830414363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (830479849) 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, 138413314 + ... + 138413319.

It is an arithmetic number, because the mean of its divisors is an integer number (276826634).

Almost surely, 2^830479899 is an apocalyptic number.

830479899 is a deficient number, since it is larger than the sum of its proper divisors (276826637).

830479899 is a wasteful number, since it uses less digits than its factorization.

830479899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276826636.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The square root of 830479899 is about 28818.0481469512. The cubic root of 830479899 is about 939.9607268185.

The spelling of 830479899 in words is "eight hundred thirty million, four hundred seventy-nine thousand, eight hundred ninety-nine".