35242640 has 40 divisors (see below), whose sum is σ = 82187448. Its totient is φ = 14054400.

The previous prime is 35242633. The next prime is 35242703. The reversal of 35242640 is 4624253.

It can be written as a sum of positive squares in 4 ways, for example, as 19114384 + 16128256 = 4372^2 + 4016^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47714 + ... + 48446.

Almost surely, 2^35242640 is an apocalyptic number.

It is an amenable number.

35242640 is an abundant number, since it is smaller than the sum of its proper divisors (46944808).

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

35242640 is a wasteful number, since it uses less digits than its factorization.

35242640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347 (or 1341 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 35242640 is about 5936.5511873478. The cubic root of 35242640 is about 327.8607876410.

Adding to 35242640 its reverse (4624253), we get a palindrome (39866893).

The spelling of 35242640 in words is "thirty-five million, two hundred forty-two thousand, six hundred forty".