2520417427 has 16 divisors (see below), whose sum is σ = 2813045760. Its totient is φ = 2238947200.

The previous prime is 2520417407. The next prime is 2520417439. The reversal of 2520417427 is 7247140252.

It is a cyclic number.

It is not a de Polignac number, because 2520417427 - 2¹⁹ = 2519893139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2520417392 and 2520417401.

It is not an unprimeable number, because it can be changed into a prime (2520417407) 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, 73974 + ... + 102532.

It is an arithmetic number, because the mean of its divisors is an integer number (175815360).

Almost surely, 2^2520417427 is an apocalyptic number.

2520417427 is a deficient number, since it is larger than the sum of its proper divisors (292628333).

2520417427 is a wasteful number, since it uses less digits than its factorization.

2520417427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28754.

The product of its (nonzero) digits is 31360, while the sum is 34.

The square root of 2520417427 is about 50203.7590923230. The cubic root of 2520417427 is about 1360.8935569195.

Adding to 2520417427 its reverse (7247140252), we get a palindrome (9767557679).

The spelling of 2520417427 in words is "two billion, five hundred twenty million, four hundred seventeen thousand, four hundred twenty-seven".