20468435 has 12 divisors (see below), whose sum is σ = 26597952. Its totient is φ = 15114528.

The previous prime is 20468431. The next prime is 20468447. The reversal of 20468435 is 53486402.

It is not a de Polignac number, because 20468435 - 2² = 20468431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20468431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11267 + ... + 12956.

It is an arithmetic number, because the mean of its divisors is an integer number (2216496).

Almost surely, 2^20468435 is an apocalyptic number.

20468435 is a deficient number, since it is larger than the sum of its proper divisors (6129517).

20468435 is a wasteful number, since it uses less digits than its factorization.

20468435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24254 (or 24241 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 20468435 is about 4524.2054551048. The cubic root of 20468435 is about 273.5446421051.

The spelling of 20468435 in words is "twenty million, four hundred sixty-eight thousand, four hundred thirty-five".