20469003 has 12 divisors (see below), whose sum is σ = 28993080. Its totient is φ = 12842752.

The previous prime is 20468999. The next prime is 20469013. The reversal of 20469003 is 30096402.

It is not a de Polignac number, because 20469003 - 2² = 20468999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20469013) 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 in 11 ways as a sum of consecutive naturals, for example, 10938 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (2416090).

Almost surely, 2^20469003 is an apocalyptic number.

20469003 is a deficient number, since it is larger than the sum of its proper divisors (8524077).

20469003 is a wasteful number, since it uses less digits than its factorization.

20469003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23646 (or 23629 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 20469003 is about 4524.2682281226. The cubic root of 20469003 is about 273.5471723738.

The spelling of 20469003 in words is "twenty million, four hundred sixty-nine thousand, three".