1025864510 has 16 divisors (see below), whose sum is σ = 2014425072. Its totient is φ = 373041600.

The previous prime is 1025864503. The next prime is 1025864513. The reversal of 1025864510 is 154685201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025864513) 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, 4662911 + ... + 4663130.

It is an arithmetic number, because the mean of its divisors is an integer number (125901567).

Almost surely, 2^1025864510 is an apocalyptic number.

1025864510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1025864510 is a deficient number, since it is larger than the sum of its proper divisors (988560562).

1025864510 is a wasteful number, since it uses less digits than its factorization.

1025864510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9326059.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 1025864510 is about 32029.1197194053. The cubic root of 1025864510 is about 1008.5482230045.

The spelling of 1025864510 in words is "one billion, twenty-five million, eight hundred sixty-four thousand, five hundred ten".