20435048 has 16 divisors (see below), whose sum is σ = 38400000. Its totient is φ = 10195056.

The previous prime is 20435039. The next prime is 20435059. The reversal of 20435048 is 84053402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433 + ... + 6551.

It is an arithmetic number, because the mean of its divisors is an integer number (2400000).

Almost surely, 2^20435048 is an apocalyptic number.

It is an amenable number.

20435048 is a deficient number, since it is larger than the sum of its proper divisors (17964952).

20435048 is a wasteful number, since it uses less digits than its factorization.

20435048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624 (or 5620 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 20435048 is about 4520.5141300520. The cubic root of 20435048 is about 273.3958307747.

The spelling of 20435048 in words is "twenty million, four hundred thirty-five thousand, forty-eight".