499478 has 8 divisors (see below), whose sum is σ = 856272. Its totient is φ = 214056.

The previous prime is 499459. The next prime is 499481. The reversal of 499478 is 874994.

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

It is a Curzon number.

It is a congruent 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, 17825 + ... + 17852.

It is an arithmetic number, because the mean of its divisors is an integer number (107034).

2⁴⁹⁹⁴⁷⁸ is an apocalyptic number.

499478 is a deficient number, since it is larger than the sum of its proper divisors (356794).

499478 is a wasteful number, since it uses less digits than its factorization.

499478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35686.

The product of its digits is 72576, while the sum is 41.

The square root of 499478 is about 706.7375750588. The cubic root of 499478 is about 79.3424222025.

The spelling of 499478 in words is "four hundred ninety-nine thousand, four hundred seventy-eight".