833475420 has 144 divisors (see below), whose sum is σ = 2634978528. Its totient is φ = 221149440.

The previous prime is 833475361. The next prime is 833475437. The reversal of 833475420 is 24574338.

It is a happy number.

833475420 is a `hidden beast` number, since 83 + 34 + 7 + 542 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1540350 + ... + 1540890.

It is an arithmetic number, because the mean of its divisors is an integer number (18298462).

Almost surely, 2^833475420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 833475420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317489264).

833475420 is an abundant number, since it is smaller than the sum of its proper divisors (1801503108).

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

833475420 is a wasteful number, since it uses less digits than its factorization.

833475420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882 (or 868 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 833475420 is about 28869.9743678445. The cubic root of 833475420 is about 941.0895093106.

The spelling of 833475420 in words is "eight hundred thirty-three million, four hundred seventy-five thousand, four hundred twenty".