20260834 has 8 divisors (see below), whose sum is σ = 33154128. Its totient is φ = 9209460.

The previous prime is 20260829. The next prime is 20260837. The reversal of 20260834 is 43806202.

It is a happy number.

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 = 20260799 and 20260808.

It is not an unprimeable number, because it can be changed into a prime (20260837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460452 + ... + 460495.

It is an arithmetic number, because the mean of its divisors is an integer number (4144266).

Almost surely, 2^20260834 is an apocalyptic number.

20260834 is a deficient number, since it is larger than the sum of its proper divisors (12893294).

20260834 is a wasteful number, since it uses less digits than its factorization.

20260834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920960.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 20260834 is about 4501.2036168118. The cubic root of 20260834 is about 272.6166893561.

The spelling of 20260834 in words is "twenty million, two hundred sixty thousand, eight hundred thirty-four".