235241640 has 192 divisors, whose sum is σ = 800616960. Its totient is φ = 59834880.

The previous prime is 235241639. The next prime is 235241651. The reversal of 235241640 is 46142532.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1194022 + ... + 1194218.

It is an arithmetic number, because the mean of its divisors is an integer number (4169880).

Almost surely, 2^235241640 is an apocalyptic number.

235241640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 235241640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400308480).

235241640 is an abundant number, since it is smaller than the sum of its proper divisors (565375320).

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

235241640 is a wasteful number, since it uses less digits than its factorization.

235241640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 235241640 is about 15337.5891195455. The cubic root of 235241640 is about 617.3120191405.

The spelling of 235241640 in words is "two hundred thirty-five million, two hundred forty-one thousand, six hundred forty".