20146596 has 12 divisors (see below), whose sum is σ = 47008752. Its totient is φ = 6715528.

The previous prime is 20146591. The next prime is 20146627. The reversal of 20146596 is 69564102.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (20146591) 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, 839430 + ... + 839453.

It is an arithmetic number, because the mean of its divisors is an integer number (3917396).

Almost surely, 2^20146596 is an apocalyptic number.

It is an amenable number.

20146596 is an abundant number, since it is smaller than the sum of its proper divisors (26862156).

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

20146596 is a wasteful number, since it uses less digits than its factorization.

20146596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678890 (or 1678888 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 20146596 is about 4488.4959619008. The cubic root of 20146596 is about 272.1033524483.

The spelling of 20146596 in words is "twenty million, one hundred forty-six thousand, five hundred ninety-six".