2491454404 has 6 divisors (see below), whose sum is σ = 4360045214. Its totient is φ = 1245727200.

The previous prime is 2491454333. The next prime is 2491454417. The reversal of 2491454404 is 4044541942.

It can be written as a sum of positive squares in only one way, i.e., 1707342400 + 784112004 = 41320^2 + 28002^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311431797 + ... + 311431804.

Almost surely, 2^2491454404 is an apocalyptic number.

It is an amenable number.

2491454404 is a deficient number, since it is larger than the sum of its proper divisors (1868590810).

2491454404 is a wasteful number, since it uses less digits than its factorization.

2491454404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622863605 (or 622863603 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 2491454404 is about 49914.4708877095. The cubic root of 2491454404 is about 1355.6606218433.

The spelling of 2491454404 in words is "two billion, four hundred ninety-one million, four hundred fifty-four thousand, four hundred four".