235146906 has 24 divisors (see below), whose sum is σ = 527054580. Its totient is φ = 75679296.

The previous prime is 235146893. The next prime is 235146911. The reversal of 235146906 is 609641532.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 216354681 + 18792225 = 14709^2 + 4335^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 224715 + ... + 225758.

Almost surely, 2^235146906 is an apocalyptic number.

235146906 is an abundant number, since it is smaller than the sum of its proper divisors (291907674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

235146906 is a wasteful number, since it uses less digits than its factorization.

235146906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450510 (or 450507 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 235146906 is about 15334.5005135479. The cubic root of 235146906 is about 617.2291422474.

The spelling of 235146906 in words is "two hundred thirty-five million, one hundred forty-six thousand, nine hundred six".