203051642 has 8 divisors (see below), whose sum is σ = 305570496. Its totient is φ = 101194812.

The previous prime is 203051623. The next prime is 203051647. The reversal of 203051642 is 246150302.

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

It is not an unprimeable number, because it can be changed into a prime (203051647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164738 + ... + 165965.

It is an arithmetic number, because the mean of its divisors is an integer number (38196312).

Almost surely, 2^203051642 is an apocalyptic number.

203051642 is a deficient number, since it is larger than the sum of its proper divisors (102518854).

203051642 is a wasteful number, since it uses less digits than its factorization.

203051642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331012.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 203051642 is about 14249.6190124508. The cubic root of 203051642 is about 587.7628986055.

The spelling of 203051642 in words is "two hundred three million, fifty-one thousand, six hundred forty-two".