456899378 has 32 divisors (see below), whose sum is σ = 783067824. Its totient is φ = 198070272.

The previous prime is 456899371. The next prime is 456899431. The reversal of 456899378 is 873998654.

It can be written as a sum of positive squares in 8 ways, for example, as 361114009 + 95785369 = 19003^2 + 9787^2 .

It is not an unprimeable number, because it can be changed into a prime (456899371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351626 + ... + 352922.

Almost surely, 2^456899378 is an apocalyptic number.

456899378 is a deficient number, since it is larger than the sum of its proper divisors (326168446).

456899378 is a wasteful number, since it uses less digits than its factorization.

456899378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126.

The product of its digits is 13063680, while the sum is 59.

The square root of 456899378 is about 21375.2047475574. The cubic root of 456899378 is about 770.2059256956.

The spelling of 456899378 in words is "four hundred fifty-six million, eight hundred ninety-nine thousand, three hundred seventy-eight".