94228920 has 160 divisors (see below), whose sum is σ = 320601600. Its totient is φ = 24820992.

The previous prime is 94228903. The next prime is 94228921. The reversal of 94228920 is 2982249.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94228921) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 411366 + ... + 411594.

It is an arithmetic number, because the mean of its divisors is an integer number (2003760).

Almost surely, 2^94228920 is an apocalyptic number.

94228920 is a gapful number since it is divisible by the number (90) 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 94228920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160300800).

94228920 is an abundant number, since it is smaller than the sum of its proper divisors (226372680).

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

94228920 is a wasteful number, since it uses less digits than its factorization.

94228920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 94228920 is about 9707.1581835262. The cubic root of 94228920 is about 455.0523950450.

The spelling of 94228920 in words is "ninety-four million, two hundred twenty-eight thousand, nine hundred twenty".