20467934 has 8 divisors (see below), whose sum is σ = 30873960. Its totient is φ = 10176616.

The previous prime is 20467927. The next prime is 20467943. The reversal of 20467934 is 43976402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20467894 and 20467903.

It is a congruent number.

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, 28229 + ... + 28944.

It is an arithmetic number, because the mean of its divisors is an integer number (3859245).

Almost surely, 2^20467934 is an apocalyptic number.

20467934 is a deficient number, since it is larger than the sum of its proper divisors (10406026).

20467934 is a wasteful number, since it uses less digits than its factorization.

20467934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57354.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 20467934 is about 4524.1500859277. The cubic root of 20467934 is about 273.5424102624.

The spelling of 20467934 in words is "twenty million, four hundred sixty-seven thousand, nine hundred thirty-four".