1020252610 has 64 divisors (see below), whose sum is σ = 2052449280. Its totient is φ = 362718720.

The previous prime is 1020252593. The next prime is 1020252613. The reversal of 1020252610 is 162520201.

It is not an unprimeable number, because it can be changed into a prime (1020252613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419859 + ... + 422281.

It is an arithmetic number, because the mean of its divisors is an integer number (32069520).

Almost surely, 2^1020252610 is an apocalyptic number.

1020252610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020252610 is an abundant number, since it is smaller than the sum of its proper divisors (1032196670).

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

1020252610 is a wasteful number, since it uses less digits than its factorization.

1020252610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1020252610 is about 31941.3933634712. The cubic root of 1020252610 is about 1006.7058017084.

Adding to 1020252610 its reverse (162520201), we get a palindrome (1182772811).

The spelling of 1020252610 in words is "one billion, twenty million, two hundred fifty-two thousand, six hundred ten".