20675246 has 8 divisors (see below), whose sum is σ = 31203624. Its totient is φ = 10274040.

The previous prime is 20675227. The next prime is 20675251. The reversal of 20675246 is 64257602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31385 + ... + 32036.

It is an arithmetic number, because the mean of its divisors is an integer number (3900453).

Almost surely, 2^20675246 is an apocalyptic number.

20675246 is a deficient number, since it is larger than the sum of its proper divisors (10528378).

20675246 is a wasteful number, since it uses less digits than its factorization.

20675246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63586.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 20675246 is about 4547.0040686149. The cubic root of 20675246 is about 274.4628456807.

The spelling of 20675246 in words is "twenty million, six hundred seventy-five thousand, two hundred forty-six".