458908994 has 4 divisors (see below), whose sum is σ = 688363494. Its totient is φ = 229454496.

The previous prime is 458908991. The next prime is 458909051. The reversal of 458908994 is 499809854.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 499809854 = 2 ⋅249904927.

It can be written as a sum of positive squares in only one way, i.e., 355134025 + 103774969 = 18845^2 + 10187^2 .

It is not an unprimeable number, because it can be changed into a prime (458908991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114727247 + ... + 114727250.

Almost surely, 2^458908994 is an apocalyptic number.

458908994 is a deficient number, since it is larger than the sum of its proper divisors (229454500).

458908994 is a wasteful number, since it uses less digits than its factorization.

458908994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229454499.

The product of its (nonzero) digits is 3732480, while the sum is 56.

The square root of 458908994 is about 21422.1612821863. The cubic root of 458908994 is about 771.3334929885. Note that the first 3 decimals are identical.

The spelling of 458908994 in words is "four hundred fifty-eight million, nine hundred eight thousand, nine hundred ninety-four".