2491886952 has 48 divisors (see below), whose sum is σ = 6931269540. Its totient is φ = 808178688.

The previous prime is 2491886951. The next prime is 2491886977. The reversal of 2491886952 is 2596881942.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2480637636 + 11249316 = 49806^2 + 3354^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2491886951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 465033 + ... + 470360.

Almost surely, 2^2491886952 is an apocalyptic number.

It is an amenable number.

2491886952 is an abundant number, since it is smaller than the sum of its proper divisors (4439382588).

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

2491886952 is a wasteful number, since it uses less digits than its factorization.

2491886952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935442 (or 935435 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 2491886952 is about 49918.8035914324. The cubic root of 2491886952 is about 1355.7390705810.

The spelling of 2491886952 in words is "two billion, four hundred ninety-one million, eight hundred eighty-six thousand, nine hundred fifty-two".