20146662 has 24 divisors (see below), whose sum is σ = 44717400. Its totient is φ = 6551520.

The previous prime is 20146639. The next prime is 20146681. The reversal of 20146662 is 26664102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12912 + ... + 14387.

It is an arithmetic number, because the mean of its divisors is an integer number (1863225).

Almost surely, 2^20146662 is an apocalyptic number.

20146662 is an abundant number, since it is smaller than the sum of its proper divisors (24570738).

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

20146662 is a wasteful number, since it uses less digits than its factorization.

20146662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27348 (or 27345 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 20146662 is about 4488.5033140235. The cubic root of 20146662 is about 272.1036495837.

The spelling of 20146662 in words is "twenty million, one hundred forty-six thousand, six hundred sixty-two".