20366074 has 4 divisors (see below), whose sum is σ = 30549114. Its totient is φ = 10183036.

The previous prime is 20366069. The next prime is 20366089. The reversal of 20366074 is 47066302.

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., 19140625 + 1225449 = 4375^2 + 1107^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5091517 + ... + 5091520.

Almost surely, 2^20366074 is an apocalyptic number.

20366074 is a deficient number, since it is larger than the sum of its proper divisors (10183040).

20366074 is a wasteful number, since it uses less digits than its factorization.

20366074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10183039.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 20366074 is about 4512.8786821717. The cubic root of 20366074 is about 273.0878882631.

The spelling of 20366074 in words is "twenty million, three hundred sixty-six thousand, seventy-four".