203413442 has 8 divisors (see below), whose sum is σ = 305789196. Its totient is φ = 101483712.

The previous prime is 203413433. The next prime is 203413481. The reversal of 203413442 is 244314302.

It can be written as a sum of positive squares in 2 ways, for example, as 201668401 + 1745041 = 14201^2 + 1321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 110363 + ... + 112190.

Almost surely, 2^203413442 is an apocalyptic number.

203413442 is a deficient number, since it is larger than the sum of its proper divisors (102375754).

203413442 is a wasteful number, since it uses less digits than its factorization.

203413442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223012.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 203413442 is about 14262.3084386785. The cubic root of 203413442 is about 588.1117859413. Note that the first 3 decimals are identical.

Adding to 203413442 its reverse (244314302), we get a palindrome (447727744).

The spelling of 203413442 in words is "two hundred three million, four hundred thirteen thousand, four hundred forty-two".