214530454 has 4 divisors (see below), whose sum is σ = 321795684. Its totient is φ = 107265226.

The previous prime is 214530443. The next prime is 214530457. The reversal of 214530454 is 454035412.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×214530454² = 92046631386892232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214530457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53632612 + ... + 53632615.

It is an arithmetic number, because the mean of its divisors is an integer number (80448921).

Almost surely, 2^214530454 is an apocalyptic number.

214530454 is a deficient number, since it is larger than the sum of its proper divisors (107265230).

214530454 is a wasteful number, since it uses less digits than its factorization.

214530454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107265229.

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

The square root of 214530454 is about 14646.8581613942. The cubic root of 214530454 is about 598.6362117439.

Adding to 214530454 its reverse (454035412), we get a palindrome (668565866).

The spelling of 214530454 in words is "two hundred fourteen million, five hundred thirty thousand, four hundred fifty-four".