102025764 has 48 divisors (see below), whose sum is σ = 267265600. Its totient is φ = 33654528.

The previous prime is 102025757. The next prime is 102025771. The reversal of 102025764 is 467520201.

It is an interprime number because it is at equal distance from previous prime (102025757) and next prime (102025771).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 5607 + ... + 15345.

Almost surely, 2^102025764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102025764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133632800).

102025764 is an abundant number, since it is smaller than the sum of its proper divisors (165239836).

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

102025764 is a wasteful number, since it uses less digits than its factorization.

102025764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9849 (or 9841 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 102025764 is about 10100.7803658925. The cubic root of 102025764 is about 467.2722086994.

Adding to 102025764 its reverse (467520201), we get a palindrome (569545965).

The spelling of 102025764 in words is "one hundred two million, twenty-five thousand, seven hundred sixty-four".