20554246 has 8 divisors (see below), whose sum is σ = 30854304. Its totient is φ = 10269480.

The previous prime is 20554229. The next prime is 20554253. The reversal of 20554246 is 64245502.

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, 531 + ... + 6433.

It is an arithmetic number, because the mean of its divisors is an integer number (3856788).

Almost surely, 2^20554246 is an apocalyptic number.

20554246 is a deficient number, since it is larger than the sum of its proper divisors (10300058).

20554246 is a wasteful number, since it uses less digits than its factorization.

20554246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7646.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 20554246 is about 4533.6790799526. The cubic root of 20554246 is about 273.9263748051.

Adding to 20554246 its reverse (64245502), we get a palindrome (84799748).

The spelling of 20554246 in words is "twenty million, five hundred fifty-four thousand, two hundred forty-six".