29303120 has 160 divisors (see below), whose sum is σ = 87422976. Its totient is φ = 8870400.

The previous prime is 29303101. The next prime is 29303123. The reversal of 29303120 is 2130392.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 29303092 and 29303101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29303123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412685 + ... + 412755.

Almost surely, 2^29303120 is an apocalyptic number.

29303120 is a gapful number since it is divisible by the number (20) 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 29303120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43711488).

29303120 is an abundant number, since it is smaller than the sum of its proper divisors (58119856).

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

29303120 is a wasteful number, since it uses less digits than its factorization.

29303120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 29303120 is about 5413.2356313022. The cubic root of 29303120 is about 308.2984120827.

The spelling of 29303120 in words is "twenty-nine million, three hundred three thousand, one hundred twenty".