203394874 has 8 divisors (see below), whose sum is σ = 305877780. Its totient is φ = 101435616.

The previous prime is 203394871. The next prime is 203394931. The reversal of 203394874 is 478493302.

It can be written as a sum of positive squares in 2 ways, for example, as 164019249 + 39375625 = 12807^2 + 6275^2 .

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 (203394871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129939 + ... + 131494.

Almost surely, 2^203394874 is an apocalyptic number.

203394874 is a deficient number, since it is larger than the sum of its proper divisors (102482906).

203394874 is a wasteful number, since it uses less digits than its factorization.

203394874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261824.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 203394874 is about 14261.6574773061. The cubic root of 203394874 is about 588.0938907098.

The spelling of 203394874 in words is "two hundred three million, three hundred ninety-four thousand, eight hundred seventy-four".