20166362 has 4 divisors (see below), whose sum is σ = 30249546. Its totient is φ = 10083180.

The previous prime is 20166359. The next prime is 20166371. The reversal of 20166362 is 26366102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19280881 + 885481 = 4391^2 + 941^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5041589 + ... + 5041592.

Almost surely, 2^20166362 is an apocalyptic number.

20166362 is a deficient number, since it is larger than the sum of its proper divisors (10083184).

20166362 is a wasteful number, since it uses less digits than its factorization.

20166362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10083183.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 20166362 is about 4490.6972732528. The cubic root of 20166362 is about 272.1923110147.

The spelling of 20166362 in words is "twenty million, one hundred sixty-six thousand, three hundred sixty-two".