1020035240 has 64 divisors (see below), whose sum is σ = 2693865600. Its totient is φ = 340270848.

The previous prime is 1020035239. The next prime is 1020035251. The reversal of 1020035240 is 425300201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38870 + ... + 59589.

It is an arithmetic number, because the mean of its divisors is an integer number (42091650).

Almost surely, 2^1020035240 is an apocalyptic number.

1020035240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020035240 is an abundant number, since it is smaller than the sum of its proper divisors (1673830360).

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

1020035240 is a wasteful number, since it uses less digits than its factorization.

1020035240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98514 (or 98510 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 1020035240 is about 31937.9905441779. The cubic root of 1020035240 is about 1006.6343020359.

Adding to 1020035240 its reverse (425300201), we get a palindrome (1445335441).

The spelling of 1020035240 in words is "one billion, twenty million, thirty-five thousand, two hundred forty".