498947904 has 448 divisors, whose sum is σ = 1911705600. Its totient is φ = 123918336.

The previous prime is 498947903. The next prime is 498947927. The reversal of 498947904 is 409749894.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498947903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2987629 + ... + 2987795.

It is an arithmetic number, because the mean of its divisors is an integer number (4267200).

Almost surely, 2^498947904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 498947904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (955852800).

498947904 is an abundant number, since it is smaller than the sum of its proper divisors (1412757696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

498947904 is a wasteful number, since it uses less digits than its factorization.

498947904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 498947904 is about 22337.1418046267. The cubic root of 498947904 is about 793.1434356271.

The spelling of 498947904 in words is "four hundred ninety-eight million, nine hundred forty-seven thousand, nine hundred four".