426029 has 4 divisors (see below), whose sum is σ = 444576. Its totient is φ = 407484.

The previous prime is 426011. The next prime is 426061. The reversal of 426029 is 920624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 18523 = 426029 / (4 + 2 + 6 + 0 + 2 + 9).

It is a d-powerful number, because it can be written as 4⁹ + 2¹⁵ + 0 + 6² + 2¹⁷ + 9 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425995 and 426013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9239 + ... + 9284.

It is an arithmetic number, because the mean of its divisors is an integer number (111144).

2⁴²⁶⁰²⁹ is an apocalyptic number.

It is an amenable number.

426029 is a deficient number, since it is larger than the sum of its proper divisors (18547).

426029 is a wasteful number, since it uses less digits than its factorization.

426029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18546.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 426029 is about 652.7089703689. The cubic root of 426029 is about 75.2453594045.

The spelling of 426029 in words is "four hundred twenty-six thousand, twenty-nine".