214803663 has 8 divisors (see below), whose sum is σ = 286522368. Its totient is φ = 143143704.

The previous prime is 214803643. The next prime is 214803671. The reversal of 214803663 is 366308412.

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

It is not a de Polignac number, because 214803663 - 2¹² = 214799567 is a prime.

It is a super-2 number, since 2×214803663² = 92281227276435138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214803623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5295 + ... + 21392.

It is an arithmetic number, because the mean of its divisors is an integer number (35815296).

Almost surely, 2^214803663 is an apocalyptic number.

214803663 is a deficient number, since it is larger than the sum of its proper divisors (71718705).

214803663 is a wasteful number, since it uses less digits than its factorization.

214803663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29373.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 214803663 is about 14656.1817333165. The cubic root of 214803663 is about 598.8902291689.

The spelling of 214803663 in words is "two hundred fourteen million, eight hundred three thousand, six hundred sixty-three".