225001624 has 8 divisors (see below), whose sum is σ = 421878060. Its totient is φ = 112500808.

The previous prime is 225001619. The next prime is 225001631. The reversal of 225001624 is 426100522.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 225001595 and 225001604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14062594 + ... + 14062609.

Almost surely, 2^225001624 is an apocalyptic number.

It is an amenable number.

225001624 is a deficient number, since it is larger than the sum of its proper divisors (196876436).

225001624 is a wasteful number, since it uses less digits than its factorization.

225001624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28125209 (or 28125205 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 225001624 is about 15000.0541332357. The cubic root of 225001624 is about 608.2216628866.

It can be divided in two parts, 225001 and 624, that added together give a square (225625 = 475²).

The spelling of 225001624 in words is "two hundred twenty-five million, one thousand, six hundred twenty-four".