224137394 has 16 divisors (see below), whose sum is σ = 365456448. Its totient is φ = 102479952.

The previous prime is 224137391. The next prime is 224137423. The reversal of 224137394 is 493731422.

It is a super-2 number, since 2×224137394² = 100475142778222472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (224137391) 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, 37502 + ... + 43065.

It is an arithmetic number, because the mean of its divisors is an integer number (22841028).

Almost surely, 2^224137394 is an apocalyptic number.

224137394 is a deficient number, since it is larger than the sum of its proper divisors (141319054).

224137394 is a wasteful number, since it uses less digits than its factorization.

224137394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80689.

The product of its digits is 36288, while the sum is 35.

The square root of 224137394 is about 14971.2188548561. The cubic root of 224137394 is about 607.4419383732.

The spelling of 224137394 in words is "two hundred twenty-four million, one hundred thirty-seven thousand, three hundred ninety-four".