244228620 has 48 divisors (see below), whose sum is σ = 689246208. Its totient is φ = 64612800.

The previous prime is 244228573. The next prime is 244228657. The reversal of 244228620 is 26822442.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8406 + ... + 23645.

It is an arithmetic number, because the mean of its divisors is an integer number (14359296).

Almost surely, 2^244228620 is an apocalyptic number.

244228620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244228620 is an abundant number, since it is smaller than the sum of its proper divisors (445017588).

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

244228620 is a wasteful number, since it uses less digits than its factorization.

244228620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32190 (or 32188 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 244228620 is about 15627.8155863192. The cubic root of 244228620 is about 625.0750800471.

The spelling of 244228620 in words is "two hundred forty-four million, two hundred twenty-eight thousand, six hundred twenty".