942220920 has 192 divisors, whose sum is σ = 3043720800. Its totient is φ = 233267200.

The previous prime is 942220919. The next prime is 942220943. The reversal of 942220920 is 29022249.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 47 ways as a sum of consecutive naturals, for example, 3502546 + ... + 3502814.

Almost surely, 2^942220920 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 942220920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1521860400).

942220920 is an abundant number, since it is smaller than the sum of its proper divisors (2101499880).

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

942220920 is a wasteful number, since it uses less digits than its factorization.

942220920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 942220920 is about 30695.6172767384. The cubic root of 942220920 is about 980.3569850360.

The spelling of 942220920 in words is "nine hundred forty-two million, two hundred twenty thousand, nine hundred twenty".