356429 has 4 divisors (see below), whose sum is σ = 360060. Its totient is φ = 352800.

The previous prime is 356399. The next prime is 356441. The reversal of 356429 is 924653.

356429 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 924653 = 389 ⋅2377.

It can be written as a sum of positive squares in 2 ways, for example, as 198025 + 158404 = 445^2 + 398^2 .

It is a cyclic number.

It is not a de Polignac number, because 356429 - 2⁸ = 356173 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 356429.

It is not an unprimeable number, because it can be changed into a prime (356449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664 + ... + 1865.

It is an arithmetic number, because the mean of its divisors is an integer number (90015).

2³⁵⁶⁴²⁹ is an apocalyptic number.

It is an amenable number.

356429 is a deficient number, since it is larger than the sum of its proper divisors (3631).

356429 is a wasteful number, since it uses less digits than its factorization.

356429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630.

The product of its digits is 6480, while the sum is 29.

The square root of 356429 is about 597.0167501838. The cubic root of 356429 is about 70.9018680010.

The spelling of 356429 in words is "three hundred fifty-six thousand, four hundred twenty-nine".