308229000 has 128 divisors (see below), whose sum is σ = 970444800. Its totient is φ = 81446400.

The previous prime is 308228969. The next prime is 308229013. The reversal of 308229000 is 922803.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 380596 + ... + 381404.

It is an arithmetic number, because the mean of its divisors is an integer number (7581600).

Almost surely, 2^308229000 is an apocalyptic number.

308229000 is a gapful number since it is divisible by the number (30) 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 308229000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (485222400).

308229000 is an abundant number, since it is smaller than the sum of its proper divisors (662215800).

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

308229000 is a wasteful number, since it uses less digits than its factorization.

308229000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960 (or 946 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 308229000 is about 17556.4518055329. The cubic root of 308229000 is about 675.4986712853.

The spelling of 308229000 in words is "three hundred eight million, two hundred twenty-nine thousand".