20433692 has 6 divisors (see below), whose sum is σ = 35758968. Its totient is φ = 10216844.

The previous prime is 20433691. The next prime is 20433697. The reversal of 20433692 is 29633402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20433691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2554208 + ... + 2554215.

It is an arithmetic number, because the mean of its divisors is an integer number (5959828).

Almost surely, 2^20433692 is an apocalyptic number.

It is an amenable number.

20433692 is a deficient number, since it is larger than the sum of its proper divisors (15325276).

20433692 is a wasteful number, since it uses less digits than its factorization.

20433692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5108427 (or 5108425 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 20433692 is about 4520.3641446237. The cubic root of 20433692 is about 273.3897834364.

The spelling of 20433692 in words is "twenty million, four hundred thirty-three thousand, six hundred ninety-two".