2520417404 has 12 divisors (see below), whose sum is σ = 4421260200. Its totient is φ = 1257200208.

The previous prime is 2520417391. The next prime is 2520417407. The reversal of 2520417404 is 4047140252.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 750239 + ... + 753590.

It is an arithmetic number, because the mean of its divisors is an integer number (368438350).

Almost surely, 2^2520417404 is an apocalyptic number.

It is an amenable number.

2520417404 is a deficient number, since it is larger than the sum of its proper divisors (1900842796).

2520417404 is a wasteful number, since it uses less digits than its factorization.

2520417404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504252 (or 1504250 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 2520417404 is about 50203.7588632564. The cubic root of 2520417404 is about 1360.8935527799.

Adding to 2520417404 its reverse (4047140252), we get a palindrome (6567557656).

The spelling of 2520417404 in words is "two billion, five hundred twenty million, four hundred seventeen thousand, four hundred four".