229174642 has 4 divisors (see below), whose sum is σ = 343761966. Its totient is φ = 114587320.

The previous prime is 229174607. The next prime is 229174643. The reversal of 229174642 is 246471922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 246471922 = 2 ⋅123235961.

It can be written as a sum of positive squares in only one way, i.e., 215179561 + 13995081 = 14669^2 + 3741^2 .

It is not an unprimeable number, because it can be changed into a prime (229174643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57293659 + ... + 57293662.

Almost surely, 2^229174642 is an apocalyptic number.

229174642 is a deficient number, since it is larger than the sum of its proper divisors (114587324).

229174642 is a wasteful number, since it uses less digits than its factorization.

229174642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114587323.

The product of its digits is 48384, while the sum is 37.

The square root of 229174642 is about 15138.5151847861. The cubic root of 229174642 is about 611.9588040250.

The spelling of 229174642 in words is "two hundred twenty-nine million, one hundred seventy-four thousand, six hundred forty-two".