20848234 has 8 divisors (see below), whose sum is σ = 34115328. Its totient is φ = 9476460.

The previous prime is 20848231. The next prime is 20848237. The reversal of 20848234 is 43284802.

It is an interprime number because it is at equal distance from previous prime (20848231) and next prime (20848237).

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 = 20848196 and 20848205.

It is not an unprimeable number, because it can be changed into a prime (20848231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473802 + ... + 473845.

It is an arithmetic number, because the mean of its divisors is an integer number (4264416).

Almost surely, 2^20848234 is an apocalyptic number.

20848234 is a deficient number, since it is larger than the sum of its proper divisors (13267094).

20848234 is a wasteful number, since it uses less digits than its factorization.

20848234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947660.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 20848234 is about 4565.9866403659. The cubic root of 20848234 is about 275.2261896638.

The spelling of 20848234 in words is "twenty million, eight hundred forty-eight thousand, two hundred thirty-four".