235309426 has 12 divisors (see below), whose sum is σ = 387969246. Its totient is φ = 106958720.

The previous prime is 235309421. The next prime is 235309463. The reversal of 235309426 is 624903532.

It can be written as a sum of positive squares in only one way, i.e., 176863401 + 58446025 = 13299^2 + 7645^2 .

It is a junction number, because it is equal to n+sod(n) for n = 235309391 and 235309400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235309421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 485935 + ... + 486418.

Almost surely, 2^235309426 is an apocalyptic number.

235309426 is a deficient number, since it is larger than the sum of its proper divisors (152659820).

235309426 is a wasteful number, since it uses less digits than its factorization.

235309426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972377 (or 972366 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 235309426 is about 15339.7987600881. The cubic root of 235309426 is about 617.3713072466.

The spelling of 235309426 in words is "two hundred thirty-five million, three hundred nine thousand, four hundred twenty-six".