429404725 has 12 divisors (see below), whose sum is σ = 532814980. Its totient is φ = 343296000.

The previous prime is 429404719. The next prime is 429404743. The reversal of 429404725 is 527404924.

It can be written as a sum of positive squares in 6 ways, for example, as 32239684 + 397165041 = 5678^2 + 19929^2 .

It is a de Polignac number, because none of the positive numbers 2^k-429404725 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39925 + ... + 49525.

Almost surely, 2^429404725 is an apocalyptic number.

It is an amenable number.

429404725 is a deficient number, since it is larger than the sum of its proper divisors (103410255).

429404725 is a wasteful number, since it uses less digits than its factorization.

429404725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11400 (or 11395 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 429404725 is about 20722.0830275337. The cubic root of 429404725 is about 754.4357727652.

The spelling of 429404725 in words is "four hundred twenty-nine million, four hundred four thousand, seven hundred twenty-five".