2529708040 has 64 divisors (see below), whose sum is σ = 5743090800. Its totient is φ = 1002820608.

The previous prime is 2529708037. The next prime is 2529708043. The reversal of 2529708040 is 408079252.

It is an interprime number because it is at equal distance from previous prime (2529708037) and next prime (2529708043).

It can be written as a sum of positive squares in 8 ways, for example, as 1785400516 + 744307524 = 42254^2 + 27282^2 .

It is not an unprimeable number, because it can be changed into a prime (2529708043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2536822 + ... + 2537818.

Almost surely, 2^2529708040 is an apocalyptic number.

2529708040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2529708040 is an abundant number, since it is smaller than the sum of its proper divisors (3213382760).

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

2529708040 is a wasteful number, since it uses less digits than its factorization.

2529708040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514 (or 1510 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 2529708040 is about 50296.2030376051. The cubic root of 2529708040 is about 1362.5636548551.

The spelling of 2529708040 in words is "two billion, five hundred twenty-nine million, seven hundred eight thousand, forty".