457229378 has 8 divisors (see below), whose sum is σ = 686157372. Its totient is φ = 228510256.

The previous prime is 457229369. The next prime is 457229407. The reversal of 457229378 is 873922754.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 412780489 + 44448889 = 20317^2 + 6667^2 .

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

It is a Curzon 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, 46625 + ... + 55572.

Almost surely, 2^457229378 is an apocalyptic number.

457229378 is a deficient number, since it is larger than the sum of its proper divisors (228927994).

457229378 is a wasteful number, since it uses less digits than its factorization.

457229378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104436.

The product of its digits is 846720, while the sum is 47.

The square root of 457229378 is about 21382.9225785438. The cubic root of 457229378 is about 770.3913106334.

The spelling of 457229378 in words is "four hundred fifty-seven million, two hundred twenty-nine thousand, three hundred seventy-eight".