20117462 has 8 divisors (see below), whose sum is σ = 30201600. Its totient is φ = 10050264.

The previous prime is 20117441. The next prime is 20117473. The reversal of 20117462 is 26471102.

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, 662 + ... + 6377.

It is an arithmetic number, because the mean of its divisors is an integer number (3775200).

Almost surely, 2^20117462 is an apocalyptic number.

20117462 is a deficient number, since it is larger than the sum of its proper divisors (10084138).

20117462 is a wasteful number, since it uses less digits than its factorization.

20117462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8470.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 20117462 is about 4485.2493799119. The cubic root of 20117462 is about 271.9721262527.

Adding to 20117462 its reverse (26471102), we get a palindrome (46588564).

The spelling of 20117462 in words is "twenty million, one hundred seventeen thousand, four hundred sixty-two".