224522040 has 32 divisors (see below), whose sum is σ = 673566480. Its totient is φ = 59872512.

The previous prime is 224521987. The next prime is 224522041. The reversal of 224522040 is 40225422.

It is a junction number, because it is equal to n+sod(n) for n = 224521998 and 224522016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224522041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935389 + ... + 935628.

Almost surely, 2^224522040 is an apocalyptic number.

224522040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224522040 is an abundant number, since it is smaller than the sum of its proper divisors (449044440).

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

224522040 is a wasteful number, since it uses less digits than its factorization.

224522040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871031 (or 1871027 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 224522040 is about 14984.0595300473. The cubic root of 224522040 is about 607.7892202762.

Adding to 224522040 its reverse (40225422), we get a palindrome (264747462).

The spelling of 224522040 in words is "two hundred twenty-four million, five hundred twenty-two thousand, forty".