424651425 has 48 divisors (see below), whose sum is σ = 806257920. Its totient is φ = 195048000.

The previous prime is 424651421. The next prime is 424651433. The reversal of 424651425 is 524156424.

It is not a de Polignac number, because 424651425 - 2² = 424651421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (424651421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2130 + ... + 29220.

It is an arithmetic number, because the mean of its divisors is an integer number (16797040).

Almost surely, 2^424651425 is an apocalyptic number.

It is an amenable number.

424651425 is a deficient number, since it is larger than the sum of its proper divisors (381606495).

424651425 is a wasteful number, since it uses less digits than its factorization.

424651425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27134 (or 27129 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 424651425 is about 20607.0722083463. The cubic root of 424651425 is about 751.6416927269.

The spelling of 424651425 in words is "four hundred twenty-four million, six hundred fifty-one thousand, four hundred twenty-five".