498478367 has 4 divisors (see below), whose sum is σ = 500713920. Its totient is φ = 496242816.

The previous prime is 498478349. The next prime is 498478391. The reversal of 498478367 is 763874894.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 498478367 - 2⁸ = 498478111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498478327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1117442 + ... + 1117887.

It is an arithmetic number, because the mean of its divisors is an integer number (125178480).

Almost surely, 2^498478367 is an apocalyptic number.

498478367 is a deficient number, since it is larger than the sum of its proper divisors (2235553).

498478367 is a wasteful number, since it uses less digits than its factorization.

498478367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235552.

The product of its digits is 8128512, while the sum is 56.

The square root of 498478367 is about 22326.6291006950. The cubic root of 498478367 is about 792.8945605663.

The spelling of 498478367 in words is "four hundred ninety-eight million, four hundred seventy-eight thousand, three hundred sixty-seven".