425434029 has 16 divisors (see below), whose sum is σ = 584063040. Its totient is φ = 275253120.

The previous prime is 425434007. The next prime is 425434043. The reversal of 425434029 is 920434524.

It is not a de Polignac number, because 425434029 - 2⁷ = 425433901 is a prime.

It is a super-2 number, since 2×425434029² = 361988226062345682, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425435029) 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, 40714 + ... + 50084.

It is an arithmetic number, because the mean of its divisors is an integer number (36503940).

Almost surely, 2^425434029 is an apocalyptic number.

It is an amenable number.

425434029 is a deficient number, since it is larger than the sum of its proper divisors (158629011).

425434029 is a wasteful number, since it uses less digits than its factorization.

425434029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9820.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 425434029 is about 20626.0521913429. The cubic root of 425434029 is about 752.1031510504.

It can be divided in two parts, 4254 and 34029, that added together give a palindrome (38283).

The spelling of 425434029 in words is "four hundred twenty-five million, four hundred thirty-four thousand, twenty-nine".