35242240 has 72 divisors (see below), whose sum is σ = 92127168. Its totient is φ = 12810240.

The previous prime is 35242237. The next prime is 35242253. The reversal of 35242240 is 4224253.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12829 + ... + 15331.

It is an arithmetic number, because the mean of its divisors is an integer number (1279544).

Almost surely, 2^35242240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35242240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46063584).

35242240 is an abundant number, since it is smaller than the sum of its proper divisors (56884928).

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

35242240 is a wasteful number, since it uses less digits than its factorization.

35242240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535 (or 2521 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 35242240 is about 5936.5174976580. The cubic root of 35242240 is about 327.8595472419.

Adding to 35242240 its reverse (4224253), we get a palindrome (39466493).

The spelling of 35242240 in words is "thirty-five million, two hundred forty-two thousand, two hundred forty".