224501705 has 4 divisors (see below), whose sum is σ = 269402052. Its totient is φ = 179601360.

The previous prime is 224501639. The next prime is 224501723. The reversal of 224501705 is 507105422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 507105422 = 2 ⋅253552711.

It can be written as a sum of positive squares in 2 ways, for example, as 154678969 + 69822736 = 12437^2 + 8356^2 .

It is not a de Polignac number, because 224501705 - 2⁸ = 224501449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22450166 + ... + 22450175.

It is an arithmetic number, because the mean of its divisors is an integer number (67350513).

Almost surely, 2^224501705 is an apocalyptic number.

It is an amenable number.

224501705 is a deficient number, since it is larger than the sum of its proper divisors (44900347).

224501705 is an equidigital number, since it uses as much as digits as its factorization.

224501705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44900346.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 224501705 is about 14983.3809602506. The cubic root of 224501705 is about 607.7708705306.

The spelling of 224501705 in words is "two hundred twenty-four million, five hundred one thousand, seven hundred five".