10020434 has 4 divisors (see below), whose sum is σ = 15030654. Its totient is φ = 5010216.

The previous prime is 10020431. The next prime is 10020449. The reversal of 10020434 is 43402001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9591409 + 429025 = 3097^2 + 655^2 .

It is not an unprimeable number, because it can be changed into a prime (10020431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505107 + ... + 2505110.

Almost surely, 2^10020434 is an apocalyptic number.

10020434 is a deficient number, since it is larger than the sum of its proper divisors (5010220).

10020434 is an equidigital number, since it uses as much as digits as its factorization.

10020434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5010219.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 10020434 is about 3165.5069104331. The cubic root of 10020434 is about 215.5901148913.

Adding to 10020434 its reverse (43402001), we get a palindrome (53422435).

The spelling of 10020434 in words is "ten million, twenty thousand, four hundred thirty-four".