2499903492 has 96 divisors (see below), whose sum is σ = 6352281600. Its totient is φ = 762607872.

The previous prime is 2499903491. The next prime is 2499903493. The reversal of 2499903492 is 2943099942.

It is an interprime number because it is at equal distance from previous prime (2499903491) and next prime (2499903493).

It is not an unprimeable number, because it can be changed into a prime (2499903491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 845088 + ... + 848040.

It is an arithmetic number, because the mean of its divisors is an integer number (66169600).

Almost surely, 2^2499903492 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 2499903492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3176140800).

2499903492 is an abundant number, since it is smaller than the sum of its proper divisors (3852378108).

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

2499903492 is a wasteful number, since it uses less digits than its factorization.

2499903492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105 (or 3103 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 51.

The square root of 2499903492 is about 49999.0349106860. The cubic root of 2499903492 is about 1357.1913438717.

The spelling of 2499903492 in words is "two billion, four hundred ninety-nine million, nine hundred three thousand, four hundred ninety-two".