224455142 has 4 divisors (see below), whose sum is σ = 336682716. Its totient is φ = 112227570.

The previous prime is 224455139. The next prime is 224455163. The reversal of 224455142 is 241554422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241554422 = 2 ⋅120777211.

It is a super-2 number, since 2×224455142² = 100760221540480328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56113784 + ... + 56113787.

It is an arithmetic number, because the mean of its divisors is an integer number (84170679).

Almost surely, 2^224455142 is an apocalyptic number.

224455142 is a deficient number, since it is larger than the sum of its proper divisors (112227574).

224455142 is a wasteful number, since it uses less digits than its factorization.

224455142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112227573.

The product of its digits is 12800, while the sum is 29.

The square root of 224455142 is about 14981.8270581395. The cubic root of 224455142 is about 607.7288491841.

The spelling of 224455142 in words is "two hundred twenty-four million, four hundred fifty-five thousand, one hundred forty-two".