20064346 has 8 divisors (see below), whose sum is σ = 31134420. Its totient is φ = 9686208.

The previous prime is 20064311. The next prime is 20064371. The reversal of 20064346 is 64346002.

It can be written as a sum of positive squares in 2 ways, for example, as 19263321 + 801025 = 4389^2 + 895^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 20064346.

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, 172911 + ... + 173026.

Almost surely, 2^20064346 is an apocalyptic number.

20064346 is a deficient number, since it is larger than the sum of its proper divisors (11070074).

20064346 is a wasteful number, since it uses less digits than its factorization.

20064346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345968.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 20064346 is about 4479.3242793975. The cubic root of 20064346 is about 271.7325532208.

It can be divided in two parts, 200 and 64346, that added together give a palindrome (64546).

The spelling of 20064346 in words is "twenty million, sixty-four thousand, three hundred forty-six".