2505429 has 12 divisors (see below), whose sum is σ = 3696576. Its totient is φ = 1634472.

The previous prime is 2505421. The next prime is 2505457. The reversal of 2505429 is 9245052.

It is not a de Polignac number, because 2505429 - 2³ = 2505421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2539 + ... + 3384.

It is an arithmetic number, because the mean of its divisors is an integer number (308048).

2^2505429 is an apocalyptic number.

It is an amenable number.

2505429 is a deficient number, since it is larger than the sum of its proper divisors (1191147).

2505429 is a wasteful number, since it uses less digits than its factorization.

2505429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5976 (or 5973 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2505429 is about 1582.8546995855. The cubic root of 2505429 is about 135.8190536216.

The spelling of 2505429 in words is "two million, five hundred five thousand, four hundred twenty-nine".