299407056 has 80 divisors (see below), whose sum is σ = 836654784. Its totient is φ = 91717632.

The previous prime is 299407019. The next prime is 299407063. The reversal of 299407056 is 650704992.

299407056 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 299406999 and 299407017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159435 + ... + 161301.

Almost surely, 2^299407056 is an apocalyptic number.

299407056 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 299407056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418327392).

299407056 is an abundant number, since it is smaller than the sum of its proper divisors (537247728).

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

299407056 is a wasteful number, since it uses less digits than its factorization.

299407056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148 (or 2142 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 299407056 is about 17303.3827906569. The cubic root of 299407056 is about 668.9916189145.

The spelling of 299407056 in words is "two hundred ninety-nine million, four hundred seven thousand, fifty-six".