1025727902 has 16 divisors (see below), whose sum is σ = 1544679024. Its totient is φ = 510840000.

The previous prime is 1025727889. The next prime is 1025727919. The reversal of 1025727902 is 2097275201.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 793877 + ... + 795167.

It is an arithmetic number, because the mean of its divisors is an integer number (96542439).

Almost surely, 2^1025727902 is an apocalyptic number.

1025727902 is a deficient number, since it is larger than the sum of its proper divisors (518951122).

1025727902 is a wasteful number, since it uses less digits than its factorization.

1025727902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 1025727902 is about 32026.9870890160. The cubic root of 1025727902 is about 1008.5034536514.

The spelling of 1025727902 in words is "one billion, twenty-five million, seven hundred twenty-seven thousand, nine hundred two".