2520929 has 2 divisors, whose sum is σ = 2520930. Its totient is φ = 2520928.

The previous prime is 2520907. The next prime is 2520943. The reversal of 2520929 is 9290252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2408704 + 112225 = 1552^2 + 335^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2520929 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2520979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260464 + 1260465.

It is an arithmetic number, because the mean of its divisors is an integer number (1260465).

2^2520929 is an apocalyptic number.

It is an amenable number.

2520929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520929 is an equidigital number, since it uses as much as digits as its factorization.

2520929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2520929 is about 1587.7433671724. The cubic root of 2520929 is about 136.0985624910.

The spelling of 2520929 in words is "two million, five hundred twenty thousand, nine hundred twenty-nine".