493478000 has 40 divisors (see below), whose sum is σ = 1193234640. Its totient is φ = 197390400.

The previous prime is 493477969. The next prime is 493478039. The reversal of 493478000 is 874394.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121370 + ... + 125369.

It is an arithmetic number, because the mean of its divisors is an integer number (29830866).

Almost surely, 2^493478000 is an apocalyptic number.

493478000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

493478000 is an abundant number, since it is smaller than the sum of its proper divisors (699756640).

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

493478000 is a wasteful number, since it uses less digits than its factorization.

493478000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246762 (or 246746 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 493478000 is about 22214.3647219541. The cubic root of 493478000 is about 790.2344014153.

The spelling of 493478000 in words is "four hundred ninety-three million, four hundred seventy-eight thousand".