35718240 has 48 divisors (see below), whose sum is σ = 112513968. Its totient is φ = 9524736.

The previous prime is 35718211. The next prime is 35718247. The reversal of 35718240 is 4281753.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 35718198 and 35718207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35718247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36727 + ... + 37686.

It is an arithmetic number, because the mean of its divisors is an integer number (2344041).

Almost surely, 2^35718240 is an apocalyptic number.

35718240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

35718240 is an abundant number, since it is smaller than the sum of its proper divisors (76795728).

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

35718240 is a wasteful number, since it uses less digits than its factorization.

35718240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74431 (or 74423 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 35718240 is about 5976.4738767939. The cubic root of 35718240 is about 329.3290315439.

Adding to 35718240 its reverse (4281753), we get a palindrome (39999993).

It can be divided in two parts, 3571 and 8240, that added together give a palindrome (11811).

The spelling of 35718240 in words is "thirty-five million, seven hundred eighteen thousand, two hundred forty".