224978325 has 72 divisors (see below), whose sum is σ = 440534304. Its totient is φ = 100636800.

The previous prime is 224978293. The next prime is 224978381. The reversal of 224978325 is 523879422.

It is not a de Polignac number, because 224978325 - 2⁵ = 224978293 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 117022 + ... + 118928.

It is an arithmetic number, because the mean of its divisors is an integer number (6118532).

Almost surely, 2^224978325 is an apocalyptic number.

224978325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

224978325 is a deficient number, since it is larger than the sum of its proper divisors (215555979).

224978325 is a wasteful number, since it uses less digits than its factorization.

224978325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955 (or 1939 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 224978325 is about 14999.2774825990. The cubic root of 224978325 is about 608.2006683037.

The spelling of 224978325 in words is "two hundred twenty-four million, nine hundred seventy-eight thousand, three hundred twenty-five".