10203434 has 24 divisors (see below), whose sum is σ = 16504320. Its totient is φ = 4729536.

The previous prime is 10203397. The next prime is 10203443. The reversal of 10203434 is 43430201.

10203434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10203434² = 208220130784712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

10203434 is a modest number, since divided by 3434 gives 1020 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73337 + ... + 73475.

It is an arithmetic number, because the mean of its divisors is an integer number (687680).

Almost surely, 2^10203434 is an apocalyptic number.

10203434 is a deficient number, since it is larger than the sum of its proper divisors (6300886).

10203434 is a wasteful number, since it uses less digits than its factorization.

10203434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 10203434 is about 3194.2814528466. The cubic root of 10203434 is about 216.8946234600.

Adding to 10203434 its reverse (43430201), we get a palindrome (53633635).

The spelling of 10203434 in words is "ten million, two hundred three thousand, four hundred thirty-four".