20346696 has 48 divisors (see below), whose sum is σ = 55315260. Its totient is φ = 6756480.

The previous prime is 20346679. The next prime is 20346713. The reversal of 20346696 is 69664302.

It is an interprime number because it is at equal distance from previous prime (20346679) and next prime (20346713).

It can be written as a sum of positive squares in 2 ways, for example, as 16402500 + 3944196 = 4050^2 + 1986^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 20346696.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 32886 + ... + 33498.

Almost surely, 2^20346696 is an apocalyptic number.

It is an amenable number.

20346696 is an abundant number, since it is smaller than the sum of its proper divisors (34968564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20346696 is a wasteful number, since it uses less digits than its factorization.

20346696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086 (or 1079 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 20346696 is about 4510.7312045831. The cubic root of 20346696 is about 273.0012478307.

The spelling of 20346696 in words is "twenty million, three hundred forty-six thousand, six hundred ninety-six".