20677514 has 32 divisors (see below), whose sum is σ = 36723456. Its totient is φ = 8608320.

The previous prime is 20677513. The next prime is 20677519. The reversal of 20677514 is 41577602.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20677513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56159 + ... + 56525.

It is an arithmetic number, because the mean of its divisors is an integer number (1147608).

Almost surely, 2^20677514 is an apocalyptic number.

20677514 is a deficient number, since it is larger than the sum of its proper divisors (16045942).

20677514 is a wasteful number, since it uses less digits than its factorization.

20677514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 20677514 is about 4547.2534567583. The cubic root of 20677514 is about 274.4728811755.

The spelling of 20677514 in words is "twenty million, six hundred seventy-seven thousand, five hundred fourteen".