455220214 has 8 divisors (see below), whose sum is σ = 685055448. Its totient is φ = 226868400.

The previous prime is 455220191. The next prime is 455220289. The reversal of 455220214 is 412022554.

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, 370087 + ... + 371314.

It is an arithmetic number, because the mean of its divisors is an integer number (85631931).

Almost surely, 2^455220214 is an apocalyptic number.

455220214 is a deficient number, since it is larger than the sum of its proper divisors (229835234).

455220214 is a wasteful number, since it uses less digits than its factorization.

455220214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741710.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 455220214 is about 21335.8902790580. The cubic root of 455220214 is about 769.2612321674.

Adding to 455220214 its reverse (412022554), we get a palindrome (867242768).

The spelling of 455220214 in words is "four hundred fifty-five million, two hundred twenty thousand, two hundred fourteen".