2541857340 has 96 divisors (see below), whose sum is σ = 8220973824. Its totient is φ = 579957760.

The previous prime is 2541857327. The next prime is 2541857377. The reversal of 2541857340 is 437581452.

It is a super-2 number, since 2×2541857340² = 12922077473823751200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102054 + ... + 124493.

It is an arithmetic number, because the mean of its divisors is an integer number (85635144).

Almost surely, 2^2541857340 is an apocalyptic number.

2541857340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2541857340 is an abundant number, since it is smaller than the sum of its proper divisors (5679116484).

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

2541857340 is a wasteful number, since it uses less digits than its factorization.

2541857340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226587 (or 226585 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 2541857340 is about 50416.8358785039. The cubic root of 2541857340 is about 1364.7414771578.

The spelling of 2541857340 in words is "two billion, five hundred forty-one million, eight hundred fifty-seven thousand, three hundred forty".