224320700 has 18 divisors (see below), whose sum is σ = 486776136. Its totient is φ = 89728240.

The previous prime is 224320693. The next prime is 224320709. The reversal of 224320700 is 7023422.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224320709) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1121504 + ... + 1121703.

Almost surely, 2^224320700 is an apocalyptic number.

224320700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224320700 is an abundant number, since it is smaller than the sum of its proper divisors (262455436).

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

224320700 is a wasteful number, since it uses less digits than its factorization.

224320700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243221 (or 2243214 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 224320700 is about 14977.3395501337. The cubic root of 224320700 is about 607.6074877405.

The spelling of 224320700 in words is "two hundred twenty-four million, three hundred twenty thousand, seven hundred".