2491435330 has 16 divisors (see below), whose sum is σ = 4605789240. Its totient is φ = 969639552.

The previous prime is 2491435321. The next prime is 2491435333. The reversal of 2491435330 is 335341942.

It can be written as a sum of positive squares in 4 ways, for example, as 2014842769 + 476592561 = 44887^2 + 21831^2 .

It is not an unprimeable number, because it can be changed into a prime (2491435333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3366435 + ... + 3367174.

Almost surely, 2^2491435330 is an apocalyptic number.

2491435330 is a deficient number, since it is larger than the sum of its proper divisors (2114353910).

2491435330 is a wasteful number, since it uses less digits than its factorization.

2491435330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733653.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 2491435330 is about 49914.2798205083. The cubic root of 2491435330 is about 1355.6571622928.

The spelling of 2491435330 in words is "two billion, four hundred ninety-one million, four hundred thirty-five thousand, three hundred thirty".