35240240 has 40 divisors (see below), whose sum is σ = 93639840. Its totient is φ = 12082176.

The previous prime is 35240237. The next prime is 35240251. The reversal of 35240240 is 4204253.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 30905 + ... + 32024.

It is an arithmetic number, because the mean of its divisors is an integer number (2340996).

Almost surely, 2^35240240 is an apocalyptic number.

It is an amenable number.

35240240 is an abundant number, since it is smaller than the sum of its proper divisors (58399600).

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

35240240 is a wasteful number, since it uses less digits than its factorization.

35240240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62949 (or 62943 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 35240240 is about 5936.3490463415. The cubic root of 35240240 is about 327.8533451059.

Adding to 35240240 its reverse (4204253), we get a palindrome (39444493).

The spelling of 35240240 in words is "thirty-five million, two hundred forty thousand, two hundred forty".