214455448 has 16 divisors (see below), whose sum is σ = 411455880. Its totient is φ = 104733888.

The previous prime is 214455433. The next prime is 214455463. The reversal of 214455448 is 844554412.

It is an interprime number because it is at equal distance from previous prime (214455433) and next prime (214455463).

It is a super-2 number, since 2×214455448² = 91982278353761408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311365 + ... + 312052.

Almost surely, 2^214455448 is an apocalyptic number.

It is an amenable number.

214455448 is a deficient number, since it is larger than the sum of its proper divisors (197000432).

214455448 is a wasteful number, since it uses less digits than its factorization.

214455448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623466 (or 623462 counting only the distinct ones).

The product of its digits is 102400, while the sum is 37.

The square root of 214455448 is about 14644.2974566894. The cubic root of 214455448 is about 598.5664368148.

The spelling of 214455448 in words is "two hundred fourteen million, four hundred fifty-five thousand, four hundred forty-eight".