494751048 has 128 divisors (see below), whose sum is σ = 1390072320. Its totient is φ = 145474560.

The previous prime is 494751031. The next prime is 494751067. The reversal of 494751048 is 840157494.

It is a Cunningham number, because it is equal to 22243²-1.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1467936 + ... + 1468272.

It is an arithmetic number, because the mean of its divisors is an integer number (10859940).

Almost surely, 2^494751048 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 494751048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695036160).

494751048 is an abundant number, since it is smaller than the sum of its proper divisors (895321272).

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

494751048 is a wasteful number, since it uses less digits than its factorization.

494751048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 494751048 is about 22242.9999775210. Note that the first 4 decimals coincide. The cubic root of 494751048 is about 790.9133526428.

The spelling of 494751048 in words is "four hundred ninety-four million, seven hundred fifty-one thousand, forty-eight".